Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"den phuc cac snippets" » "den phuc code snippets", "den thuc cac snippets", "de phuc cac snippets", "den phu cac snippets", "den phuc cam snippets", "den phuc ca snippets", "den phuc cham 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: (((("den phuc cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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