Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"web tang cho snippets" » "web tang code snippets", "web bang cho snippets", "wei tang cho snippets", "le tang cho snippets", "web trang cho snippets", "web sang cho snippets", "web hang cho 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: (((("web tang cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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