Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan hoc mo snippets" » "dan hoc code snippets", "van hoc mo snippets", "dan toc mo snippets", "dai hoc mo snippets", "dan hoc moi snippets", "dan hoc mot snippets", "dan hoc mon 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: (((("dan hoc mo snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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