Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ran cau cua snippets" » "ran cau code snippets", "van cau cua snippets", "ban cau cua snippets", "can cau cua snippets", "ran cau qua snippets", "ran ca cua snippets", "ran cu cua 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: (((("ran cau cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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