Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lua va hoa snippets" » "lua va code snippets", "luan va hoa snippets", "luat va hoa snippets", "vua va hoa snippets", "lua van hoa snippets", "lua va hoc snippets", "lua ma hoa 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: (((("lua va hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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