Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van tay can snippets" » "van tay code snippets", "van tai can snippets", "van tan can snippets", "van tam can snippets", "van tay cao snippets", "van tay ban snippets", "van tac can 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: (((("van tay can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van tay can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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