Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cac dam phan snippets" » "cac d phan snippets", "cac va phan snippets", "cac van phan snippets", "cac dan phan snippets", "cac dai phan snippets", "cao dam phan snippets"

Try widening your search to All Fields.

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