Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lon cho can snippets" » "lon cho code snippets", "ton cho can snippets", "con cho can snippets", "lan cho can snippets", "lon cho cac snippets", "lon cho phan snippets", "lon cho cong 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: (((("lon cho can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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