Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan hoi cong snippets" » "tan hoi code snippets", "tan hoc cong snippets", "tan hoa cong snippets", "tan hoi dong snippets", "dan hoi cong snippets", "tao hoi cong snippets", "tay hoi cong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("tan hoi cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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