To be unable to sleep or unable to fall asleep

there is no need for; unnecessary; no requirement to do something

to be unable to find; to fail to locate something or someone after searching

To be unable to make any sense of a matter or understand what is going on; to be completely baffled

unable to touch or reach a physical object

wide of the mark; irrelevant; impractical or empty in content, as in speech or ideas

(colloquial) not worthwhile; no need to or no reason to.

to be unable to reach something despite stretching or straining; by extension, to be far from reaching a goal or standard

unreliable or irresponsible; behaving in an improper or unconventional manner

Describes things or people that have no connection or are extremely remote; literally meaning that one cannot be reached even with an eight-foot pole.

to have no reason or necessity to speak or tell; should not or ought not say something to someone

to be unable to make head or tail of something; to be completely uncomprehending or in a quandary

To try to gain an advantage only to end up worse off; literally to try to steal a chicken only to end up losing the rice used to lure it.

ill-considered; scatterbrained; to act or speak without thinking things through properly

To not count as important or outstanding; to not deserve mention when compared to others; to fall below a certain standard

To be completely baffled or unable to make head or tail of a situation; literally describes being unable to touch the head of a monk who is two [[丈|丈|zhang4]] (about 6.6 meters) tall.

to be unable to pass through or get across; unsuccessful in managing to cross over

lit. like a twelve-foot golden warrior whose head cannot be reached; to be completely puzzled or unable to make sense of a situation

to leave no trace or signs; to do something seamlessly or unobtrusively

a flight from one location to another without any landings in between

to lose even what one already had while attempting to gain something more; to suffer a loss in a failed attempt to profit by deceit or theft; literally, to fail to steal a chicken and lose a handful of rice instead

(idiom) describes people or things that have absolutely no connection or are extremely distant from oneed another

to have absolutely nothing to do with; to be totally irrelevant or unrelated to something or someone; literally, cannot be reached even with an eight-foot pole

literally translated as "no village ahead and no inn behind"; describes being stranded in a remote place or being in a difficult predicament with no help available

(colloquial) not worth it; not worth the effort or cost

to be confused or lost; literally to be unable to find the north star and therefore lose one's sense of direction

To be unable to understand the cause of something; to feel confused or be at a complete loss.

To be unable to make heads or tails of a situation; to be completely confused or at sea.

To be unable to find the right approach; to not understand at all what is going on or what the reason for something is.

To have no right or ability to interfere; frequently used as a phrase meaning "it's none of your business"