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