Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"trinh ban kem slippers" » "trinh han kem slippers", "trinh van kem slippers", "trinh san kem slippers", "trinh banh kem slippers", "trinh ban ke slippers", "trinh hanh kem slippers", "trinh ban kem slippery", "trinh ban kem 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 ("trinh ban kem 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 ban kem slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh ban kem slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh ban kem slippers"))) or ("locating bug code snippets"))*.