Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van sung cuu snippets" » "van sung code snippets", "van dung cuu snippets", "van hung cuu snippets", "van duong cuu snippets", "van song cuu snippets", "van sung cua snippets", "van dung cua snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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