Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan thuc ha snippets" » "nhan thuc ha snippets", "phap thuc ha snippets", "pham thuc ha snippets", "phan thu ha snippets", "phan thuc va snippets", "phan thuc hanh snippets"

Try widening your search to All Fields.

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