Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bua sang thu snippets" » "cua sang thu snippets", "lua sang thu snippets", "qua sang thu snippets", "bua dang thu snippets", "bua rang thu snippets", "bua san thu snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("bua sang thu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bua sang thu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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