Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"chung ta trinh slippers" » "chung tu trinh slippers", "chung cu trinh slippers", "chung vi trinh slippers", "chung tra trinh slippers", "chung tao trinh slippers", "chung va trinh slippers", "chung ta trinh slippery", "chung ta trinh 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: (((("chung ta trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung ta trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung ta trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung ta trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.