17 clues for "HMM":
- Let me think...
- "I'm thinking..."
- ___, I wonder...
- Let's see ...
- Let me think about that ...
- 'Let me see ...'
- That's odd...
- 'Very interesting ...'
- 'Good question ...'
- That's curious ...
- In-teresting...
- Wait, it'll come to me ...
- Well, let me think ...
- Lemme think ...
- Let me consider that ...
- Thinking...
- 'Well, let me see ...'