Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"va kham hung snippets" » "va kham xung snippets", "va ham hung snippets", "va khau hung snippets", "va cham hung snippets", "va tham hung snippets", "va khao hung snippets", "va kham hung 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: (((("va kham hung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va kham hung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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