Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"van canh trinh slippers" » "van canh tranh slippers", "van hanh trinh slippers", "van canh tinh slippers", "van anh trinh slippers", "van manh trinh slippers", "van canh trinh slippery", "van canh trinh grippers"
"dung java java snippets" » "dung va java 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 ("van canh trinh slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("van canh trinh slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( van canh trinh slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("van canh trinh slippers"))) or ("locating bugs code snippets"))*.