Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoang hai le snippets" » "hoang hai code snippets", "hang hai le snippets", "hoang nham le snippets", "hoang thi le snippets", "hoang hai ly snippets", "hoang tai le snippets", "hoang hoi le snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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