Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi dat anh slippers" » "hoi dat anh slippers", "doi dau anh slippers", "doi dam anh slippers", "doi sat anh slippers", "doi dat khanh slippers", "doi nhat anh slippers", "doi dat anh slippery", "doi dat anh 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 ("doi dat anh slippers"))) or ("locating bug code snippets"))~.
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