Perhaps you should try some spelling variations:
"can tranh dau snippets" » "canh tranh dau snippets", "tan tran dau snippets", "van ranh dau snippets", "can trinh dau snippets", "can thanh dat snippets", "can danh dau snippets", "can tranh dau slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

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