Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"luc cho hang snippets" » "luc cho thanh snippets", "luc cho phan snippets", "luc thi hang snippets", "luc cao hang snippets", "nuoc cho hang snippets", "luat cho hang 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 ("luc cho hang snippets"))) or ("locating bug core snippets"))~.
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