Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lan hung ca snippets" » "lan hung code snippets", "van hung ca snippets", "luan chung ca snippets", "lan phuong ca snippets", "lan nhung ca snippets", "lan hang ca snippets", "lan hung ha 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: (((("lan hung ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan hung ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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