Perhaps you should try some spelling variations:
"cong chung code snippets" » "cong hung code snippets", "cong thuong code snippets", "cong cong code snippets", "cong chung co snippets", "cong chung code slippers"
"van think java snippets" » "van trinh java snippets", "van thinh java snippets", "van thanh java snippets", "van thi java snippets", "van think java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 think java snippets") or ("cong chung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van think java snippets") OR ("cong chung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van think java snippets ) or ( cong chung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van think java snippets") or ("cong chung code snippets"))) or ("locating bug code snippets"))*.