Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khoi ho manh snippets" » "khoi tho manh snippets", "khoi he manh snippets", "khoi khoa manh snippets", "khoi ho anh snippets", "khoi ho minh snippets", "khoi ho hanh snippets", "khoi ho manh 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: (((("khoi ho manh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi ho manh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoi ho manh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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