1. Sumimasen - Excuse me
2. Gomen Nasai - Sorry, my apologies
3. Arigatou Gozaimasu - Thank You (Polite)
4. Doumou - Thank you (casual)
5. Honto ni - Really
6. Mou ikai yukkuri kudasai - Could you please repeat that
7. Wakarimashita - I understand
8. Choudou ii - perfect, just right
9. Hai - yes, ok, I am listening
10. Iie - No
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