Perhaps you should try some spelling variations:
"cuong co cham snippets" » "duong co cham snippets", "cuong vo cham snippets", "cong co cham snippets", "cuong ca cham snippets", "cuong co champa snippets", "cuong cao chat snippets"
"dung va java snippets" » "dung java java snippets"
"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: (((("cuong co cham snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuong co cham snippets") OR ("dung va java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong co cham snippets ) or ( dung va java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong co cham snippets") or ("dung va java snippets"))) or ("locating bug code snippets"))*.