Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kho van hung snippets" » "kho van dung snippets", "kho manh hung snippets", "kho van duong snippets", "khao van hung snippets", "ho van hung snippets", "tho van hung snippets", "kho van 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: (((("kho van 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: (((("kho van hung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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