Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung web nang slippers" » "dung he nang slippers", "dung de nang slippers", "dung nen nang slippers", "dung web bang slippers", "dung ke nang slippers", "dung den nang slippers", "dung web nang slippery", "dung web nang 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 ("dung web nang slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung web nang slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung web nang slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung web nang slippers"))) or ("locating bug code snippets"))*.