Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thanh van va snippets" » "thanh san va snippets", "thanh toan va snippets", "thanh phan va snippets", "thanh van vat snippets", "thanh van van snippets", "thanh ban va snippets"

Try widening your search to All Fields.

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