Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"tien hoang van snippets" » "tien hoa van snippets", "tran hoang van snippets", "tuan hoang van snippets", "tien hang va snippets", "tien hoang van slippers"
"using a java snippets" » "using _ java snippets", "using a java slippers"

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

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