Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"den lam thoi snippets" » "den lam thuoc snippets", "den ly thoi snippets", "den cac thoi snippets", "de lam thoi snippets", "den cam thoi snippets", "den lay thoi snippets", "den lam thoi 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: (((("den lam thoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("den lam thoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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