Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thay doi xua snippets" » "thay doi cua snippets", "thay doi xa snippets", "thay hoi xuat snippets", "tay doi xua snippets", "than doi xua snippets", "thai doi xua snippets", "thay doi xua 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 xua 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 xua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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