Perhaps you should try some spelling variations:
"dan think java snippets" » "dan trinh java snippets", "dan thi java snippets", "van thinh java snippets", "dan than java snippets", "dan think java slippers"
"dung co code snippets" » "dung cho code snippets", "dung cong code snippets", "dung cua code snippets", "dung cfd code snippets", "dung co code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dan think java snippets") or ("dung co code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan think java snippets") OR ("dung co code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan think java snippets ) or ( dung co code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan think java snippets") or ("dung co code snippets"))) or ("locating bug code snippets"))*.