Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using real java snippets" » "using metal java snippets", "using raw java snippets", "using real java slippers"
"ba trao van snippets" » "ba tran van snippets", "ba thao van snippets", "ba tao van snippets", "tan trao van snippets", "ba trao van slippers"

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

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