Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"thanh nhan lua snippets" » "thanh phan lua snippets", "thanh san lua snippets", "thanh toan lua snippets", "thanh nhan luan snippets", "thanh nhan luc snippets", "thanh nhan cua snippets", "thanh nhan lua slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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