Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac nuoc doc snippets" » "cac nuoc code snippets", "cap nuoc doc snippets", "hoc nuoc doc snippets", "dat nuoc doc snippets", "cac nuoc do snippets", "cac nuoc doi snippets", "cac nuoc duc 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 ("cac nuoc doc snippets"))) or ("locating bug core snippets"))~.
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