Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"khap so phan snippets" » "phap so phan snippets", "khap su phan snippets", "khac son phan snippets", "khap co phan snippets", "khap hoc phan snippets", "khap hoa phan snippets"

Try widening your search to All Fields.

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