Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kha ho duc snippets" » "kha hoa duc snippets", "khoa hoc duc snippets", "khoa hoi duc snippets", "kha hoc duc snippets", "kha do duc snippets", "kha hong duc snippets", "kha ho duc 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: (((("kha ho duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kha ho duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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