Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"tang cho tran slippers" » "trang cho tran slippers", "sang cho tran slippers", "hang cho tran slippers", "tang cho thanh slippers", "tang cho trong slippers", "tang cho phan slippers", "tang cho tran slippery", "tang cho tran grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("tang cho tran slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("tang cho tran slippers"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tang cho tran slippers"))) or ("locating bug code snippets"))*.