Perhaps you should try some spelling variations:
"trong chu cau snippets" » "trong thu cau snippets", "trong cho cau snippets", "trong che cau snippets", "trong chua cau snippets", "trong nhu cau snippets", "trong chu cai snippets"
"dung va java snippets" » "dung java 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: (((("dung va java snippets") or ("trong chu cau snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("trong chu cau snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( trong chu cau snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("trong chu cau snippets"))) or ("locating bug code snippets"))*.