Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phi phan tay snippets" » "phoi phan tay snippets", "chi phan tay snippets", "phe phan tay snippets", "phi phan xay snippets", "phi phan tap snippets", "phi phan day snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("phi phan tay snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phi phan tay snippets"))) OR ("locating bug core snippets")).
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