Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tranh cac su snippets" » "trinh cac su snippets", "thanh cac su snippets", "tranh cai su snippets", "tranh cach su snippets", "tranh cac sau snippets", "tranh cac du snippets", "tranh cac su 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: (((("tranh cac su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tranh cac su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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