Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tay cao trac slippers" » "tay cao thach slippers", "tay cao tai slippers", "tay tap trac slippers", "tao cao trac slippers", "tay co trac slippers", "toan cao trac slippers", "tay cao trac slippery", "tay cao trac 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 ("tay cao trac slippers"))) or ("locating bug code snippets"))~.
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