Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cho cua hoc snippets" » "cho cua code snippets", "cheo cua hoc snippets", "co cua hoc snippets", "chi cua hoc snippets", "cho cua hoi snippets", "cho cua thuoc snippets", "cho cua nuoc 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 ("cho cua hoc snippets"))) or ("locating bug core snippets"))~.
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