Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets"
"cong ma robot snippets" » "cong a robot snippets", "cong tao robot snippets", "cong tay robot snippets", "cuong ma robot snippets", "cong ha robot snippets", "cong va robot 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: (((("cong ma robot snippets") or ("dung java java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong ma robot snippets") OR ("dung java java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( cong ma robot snippets ) or ( dung java java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ma robot snippets") or ("dung java java snippets"))) or ("locating bug code slippers"))*.