Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"dung co viem slippers" » "dung cho viem slippers", "dung cong viem slippers", "dung cua viem slippers", "dung co viet slippers", "dung cho viec slippers", "dung cao viet slippers", "dung co viem slippery", "dung co viem grippers"
"locating bug code snippets" » "locating bug core snippets", "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 ("dung co viem slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("dung co viem slippers"))) OR ("locating bug code snippets")).
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