Perhaps you should try some spelling variations:
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets"
"dang thi java slippers" » "hoang thi java slippers", "dang khoi java slippers", "dang think java slippers", "dang thi java slippery", "dang thi java grippers"
"locating bug code snippets" » "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: (((("dung cac code snippets") or ("dang thi java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cac code snippets") OR ("dang thi java slippers"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( dung cac code snippets ) or ( dang thi java slippers ))) or ( locating bug code snippets ))*.