Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan che cho snippets" » "phan che code snippets", "han che cho snippets", "phap che cho snippets", "phan thi cho snippets", "phan che ho snippets", "phan chat cho snippets", "phan che khoa 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: (((("phan 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: (((("phan che cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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