Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"sang cho doc snippets" » "sang cho code snippets", "danh cho doc snippets", "dung cho doc snippets", "sang tao doc snippets", "sang cho duoc snippets", "sang cho hoc snippets", "sang cho doi 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: (((("sang cho doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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