Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi quan cai snippets" » "phi quan code snippets", "thi quan cai snippets", "phap quan cai snippets", "phan quan cai snippets", "phi quan tai snippets", "phi quan hai snippets", "phi qua cai 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: (((("python using java snippets") or ("phi quan cai snippets"))) or ("locating bug core snippets"))~.
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