3 sentences

1. 呣，我想想该怎么说。

   m, wǒ xiǎng​xiang gāi zěn​me shuō.

   Hmm, let me think how to put it.

   Source: Dong Chinese Dictionary

2. 呣？你说什么？

   m? nǐ shuō shén​me?

   Hmm? What did you say?

   Source: Dong Chinese Dictionary

3. 呣，我知道了。

   m, wǒ zhī​dào le.

   Mm, I see.

   Source: Dong Chinese Dictionary