Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"sach lo hang snippets" » "sach dao hang snippets", "sach doi hang snippets", "sach hoi hang snippets", "sach ly hang snippets", "sach le hang snippets", "sach cho hang snippets", "sach lo hang slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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