Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu hoan tao snippets" » "thi hoan tao snippets", "thu hoach tao snippets", "thu ha tao snippets", "thu hoan hao snippets", "thu hoang thao snippets", "thu hoang bao snippets", "thu hoan 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: (((("python using java snippets") or ("thu hoan tao snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thu hoan tao snippets"))) OR ("locating bug code snippets")).
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