Perhaps you should try some spelling variations:
"can tranh thai snippets" » "can trang thai snippets", "can tran thi snippets", "can tinh thai snippets", "canh tranh thai snippets", "tan tran thai snippets", "van ranh thai snippets", "can tranh thai 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: (((("dung java java snippets") or ("can tranh thai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("can tranh thai snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( can tranh thai snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("can tranh thai snippets"))) or ("locating bug code snippets"))*.