Perhaps you should try some spelling variations:
"trinh chao dao slippers" » "trinh chat dao slippers", "trinh han dao slippers", "trinh co dao slippers", "trinh cho dao slippers", "trinh cao dao slippers", "trinh thao dao slippers", "trinh chao dao slippery", "trinh chao dao grippers"
"dung java java snippets" » "dung va java snippets"
"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 ("trinh chao dao slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh chao dao slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh chao dao slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh chao dao slippers"))) or ("locating bug code snippets"))*.