Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bugs code snippets", "locating bug code slippers"
"van thinh java slippery" » "van trinh java slippery", "van think java slippery", "van thanh java slippery", "van chinh java slippery", "van minh java slippery"
"using a java snippets" » "using _ java snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using a java snippets") or ("van thinh java slippery"))) or ("locating bugs code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a java snippets") OR ("van thinh java slippery"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( using a java snippets ) or ( van thinh java slippery ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("using a java snippets") or ("van thinh java slippery"))) or ("locating bugs code slippers"))*.