Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ton cac dua snippets" » "trong cac dua snippets", "thong cac dua snippets", "tong cuc dua snippets", "ton cach dua snippets", "ton cac qua snippets", "ton cac du snippets", "ton cac dua 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: (((("ton cac dua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ton cac dua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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