Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"vang cua dat slippers" » "mang cua dat slippers", "hang cua dat slippers", "tang cua dat slippers", "vang cua dan slippers", "vang cua vat slippers", "vang cua dai slippers", "vang cua dat slippery", "vang cua dat 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: (((("vang cua dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vang cua dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vang cua dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vang cua dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.