Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cach duc dam snippets" » "cach dua dam snippets", "cach thuc dam snippets", "cach dung dam snippets", "cach duc dai snippets", "cach duc nam snippets", "cach duc dao snippets", "cach duc dam 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: (((("cach duc dam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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