Perhaps you should try some spelling variations:
"trinh luan dat slippers" » "trinh luat dat slippers", "trinh quan dat slippers", "trinh han dat slippers", "trinh luan dac slippers", "trinh luan day slippers", "trinh luan dat slippery", "trinh luan dat grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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