Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan thinh do snippets" » "tan thinh code snippets", "van thinh do snippets", "tien thinh do snippets", "tai chinh do snippets", "tan trinh do snippets", "tan thanh do snippets", "tan chinh do 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 thinh do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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