Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug core snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"tan cong trinh snippets" » "tan cuong trinh snippets", "tran cong trinh snippets", "toan cong trinh 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: (((("tan cong trinh snippets") or ("dung java java slippers"))) or ("locatinhg bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan cong trinh snippets") OR ("dung java java slippers"))) OR ("locatinhg bug code snippets")).
• Removing quotes may allow a broader search: (((( tan cong trinh snippets ) or ( dung java java slippers ))) or ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan cong trinh snippets") or ("dung java java slippers"))) or ("locatinhg bug code snippets"))*.