Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao trinh le snippets" » "tao trinh code snippets", "tao tinh le snippets", "tho trinh le snippets", "giao trinh le snippets", "tao trinh ly snippets", "tao trinh he snippets", "tao trinh ve 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: (((("tao trinh le snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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