Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"che cho du snippets" » "che cho code snippets", "che ho du snippets", "chat cho du snippets", "che khoa du snippets", "che cho cu snippets", "che cho tu snippets", "che cho duoc snippets"
"python using java snippets" » "python using data 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 ("che cho du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("che cho du snippets"))) OR ("locating bug core snippets")).
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