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