ASK A QUESTION:
In China, how does healthcare policy impact suicide prevention among women?
Eliminate the way it is written as a question:
In China, how does healthcare policy impact suicide prevention among women?
Identify synonyms
Identify phrases, keywords, and asterisk truncation:
Final search would probably resemble
CHIN* "suicide prevention" "health* polic*"
Use your limiters (usually from the Advanced search page):
English language as original language of publication, gender, age of population, research articles, etc.