3 sentences

1. 他流落街头，形容累累，十分落魄。

   tā liú​luò jiē​tóu, xíng​róng léi​léi, shí​fēn luò​pò.

   He wandered the streets looking weary and destitute.

   Source: Dong Chinese Dictionary

2. 战争结束后，许多难民流落街头，无家可归。

   zhàn​zhēng jié​shù hòu, xǔ​duō nàn​mín liú​luò jiē​tóu, wú​jiā​kě​guī.

   After the war, many refugees were left wandering the streets, homeless.

   Source: Dong Chinese Dictionary

3. 他早年因为意外流落异乡，直到最近才得以回国。

   tā zǎo​nián yīn​wèi yì​wài liú​luò yì​xiāng, zhí​dào zuì​jìn cái dé​yǐ huí​guó.

   He ended up in a foreign land due to an accident in his early years and was only recently able to return home.

   Source: Dong Chinese Dictionary