Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac hoc tran snippets" » "cac hoc tan snippets", "cac hoc tren snippets", "cac boc tran snippets", "cach hoc tran snippets", "cac hop tran snippets", "bac hoc tran snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cac hoc tran 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 hoc tran snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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