3 sentences

1. 他想掩盖事实，结果反而欲盖弥彰。

   tā xiǎng yǎn​gài shì​shí, jié​guǒ fǎn'ér yù gài mí zhāng.

   He tried to cover up the facts, but it only made them more obvious.

   Source: Dong Chinese Dictionary

2. 洪水弥满，岸边的许多房屋都被淹没了。

   hóng​shuǐ mí mǎn, àn​biān de xǔ​duō fáng​wū dōu bèi yān​mò le.

   The floodwaters overflowed, and many houses along the shore were submerged.

   Source: Dong Chinese Dictionary

3. 那个骗子编造了一个弥天大谎，骗取了大家的信任。

   nà​gè piàn​zi biān​zào le yī gè mí tiān​dà​huǎng, piàn​qǔ le dà​jiā de xìn​rèn.

   The swindler fabricated a monstrous lie to gain everyone's trust.

   Source: Dong Chinese Dictionary