Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dan hanh thin slippers" » "dan hanh tin slippers", "dan canh thin slippers", "dan danh thin slippers", "dang hanh thin slippers", "dan khanh thin slippers", "dan thanh thin slippers", "dan hanh thin slippery", "dan hanh thin grippers"
"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: (((("dung java java snippets") or ("dan hanh thin slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dan hanh thin slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dan hanh thin slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dan hanh thin slippers"))) or ("locating bug code snippets"))*.