Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"thong anh trac slippers" » "thong danh trac slippers", "thong lanh trac slippers", "hong anh trac slippers", "thong sinh trac slippers", "thong anh tuan slippers", "thong anh thuc slippers", "thong anh trac slippery", "thong anh trac grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dung java java snippets") or ("thong anh trac slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("thong anh trac slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( thong anh trac slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("thong anh trac slippers"))) or ("locating bug code snippets"))*.