Perhaps you should try some spelling variations:
"gian tong cuc snippets" » "gian trong cuc snippets", "gian song cuc snippets", "gian dong cuc snippets", "gian trong cuoc snippets", "gian thong cua snippets", "gian cong chuc snippets"
"dung java java snippets" » "dung va 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: (((("gian tong cuc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian tong cuc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian tong cuc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian tong cuc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.