Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac hat tang snippets" » "cac ha tang snippets", "cac hao tang snippets", "cac nhat trang snippets", "cac chat tang snippets", "cac hoat tang snippets", "cau hat tang snippets"

Try widening your search to All Fields.

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