Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac tu choi snippets" » "cac tu code snippets", "cac su choi snippets", "cac tu chi snippets", "cac tu chon snippets", "cac thu choi snippets", "cach tu choi snippets", "cac du choi 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: (((("cac tu choi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac tu choi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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