Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tranh va doi snippets" » "tranh va code snippets", "tranh van doi snippets", "trang va doi snippets", "trinh va doi snippets", "tranh va dai snippets", "tranh va doc snippets", "tranh va do 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: (((("tranh va doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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