Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ca cach hoc snippets" » "ca cach code snippets", "ca cach thuc snippets", "ca cach thoi snippets", "ca dich hoc snippets", "cai cach hoc snippets", "cac cach hoc snippets", "ca cac hoc 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: (((("ca cach hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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