Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc tap thuc snippets" » "toc tap tuc snippets", "toc tam thuc snippets", "toc toan thuc snippets", "toc tay thuc snippets", "hoc tap thuc snippets", "tuc tap thuc snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("toc tap thuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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