Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung he le snippets" » "dung he code snippets", "dung cho le snippets", "dung ha le snippets", "dung ho le snippets", "dung le le snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"

Try widening your search to All Fields.

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