Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"ton duc hai snippets" » "tran duc hai snippets", "tong cuc hai snippets", "tinh duc hai snippets", "ton cuc hai snippets", "ton duc dai snippets", "ton duc hau snippets", "ton duc hai 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 duc hai 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 duc hai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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