Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ca thu hoi snippets" » "ca thu code snippets", "ca thu hoai snippets", "ca thu phoi snippets", "ca thu hai snippets", "cac thu hoi snippets", "cam thu hoi snippets", "ca tru hoi 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 ("ca thu hoi snippets"))) or ("locating bug core snippets"))~.
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