Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri hoc tieu snippets" » "tri hoc thieu snippets", "tri hoc dieu snippets", "tri hoc sieu snippets", "triet hoc tieu snippets", "tri thuc tieu snippets", "thai hoc tieu snippets", "tri hoc tieu 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: (((("tri hoc tieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri hoc tieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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