Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thay doi dat snippets" » "thay hoi dat snippets", "thay doi dau snippets", "thay doi dam snippets", "tay doi dat snippets", "than doi dat snippets", "thai doi dat snippets", "thay doi dat 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: (((("thay doi dat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thay doi dat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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