Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phu san dat slippers" » "phi san dat slippers", "thuy san dat slippers", "phu dan dat slippers", "phu ban dat slippers", "phu san dam slippers", "phu san dat slippery", "phu san dat 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: (((("phu san dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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