Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan lan map snippets" » "phan lap map snippets", "phan van map snippets", "phan loai map snippets", "phan lan gap snippets", "phan lang mai snippets", "phan lang man snippets"

Try widening your search to All Fields.

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