Perhaps you should try some spelling variations:
"tao trinh java slippers" » "tao tinh java slippers", "tho trinh java slippers", "giao trinh java slippers", "tao trinh java slippery", "tao trinh java grippers"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con snippets"
"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: (((("tao trinh java slippers") or ("dung cho code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao trinh java slippers") OR ("dung cho code snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( tao trinh java slippers ) or ( dung cho code snippets ))) or ( locating bug code snippets ))*.