Perhaps you should try some spelling variations:
"van chuc nganh snippets" » "van chuc nang snippets", "van hoc nganh snippets", "van cac nganh snippets", "van khuc nganh snippets", "van phuc nganh snippets", "van thuc nganh snippets", "van chuc nganh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("van chuc nganh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van chuc nganh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van chuc nganh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van chuc nganh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.