human
Please tell me the bigram and tri gram keywords from the following text:
Discussed the use of synthetic data for data science related use cases, and how it can be more iterative than expected. There is a concern that there may not be enough use cases or that it's not being used today.
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
No
2. Is it implied multiple-choice question?
No
3. If two experts were independently asked the question, will the final answer be exactly the same?
No

--- Answer ---
open