Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chu tuan tao snippets" » "chu xuan tao snippets", "thu tuan tao snippets", "chu quang tao snippets", "chu tan tao snippets", "chu tuan tai snippets", "chu thuat tao snippets", "chu tuan tao 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: (((("chu tuan tao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu tuan tao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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