Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc manh li snippets" » "suc manh li snippets", "duc anh li snippets", "duc minh li snippets", "duc manh le snippets", "duc manh linh snippets", "duc manh hai snippets", "duc manh li 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: (((("duc manh li snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc manh li snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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