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