Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tung hoc voi snippets" » "tung hoc code snippets", "trung hoc voi snippets", "tuong hoc voi snippets", "tung ho voi snippets", "tung hoc vi snippets", "tung hoc vo snippets", "tung hoc noi 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: (((("python using java snippets") or ("tung hoc voi snippets"))) or ("locating bug core snippets"))~.
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