Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham van duc slippers" » "pham van duc slippers", "cham va duc slippers", "chao van duc slippers", "cham van duy slippers", "cham van du slippers", "cham tran duc slippers", "cham van duc slippery", "cham van duc grippers"
"locating bug code snippets" » "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: (((("python using java snippets") or ("cham van duc slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cham van duc slippers"))) OR ("locating bug code snippets")).
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