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"
"vi duong van snippets" » "vi duong va snippets", "vi luong va snippets", "vi dang van snippets", "vi luong van snippets", "va duong van snippets", "vu duong van snippets", "vi duong 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: (((("using real java snippets") or ("vi duong van snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using real java snippets") OR ("vi duong van snippets"))) OR ("locating bugs code snippets"))*.
• Removing quotes may allow a broader search: (((( using real java snippets ) or ( vi duong van snippets ))) or ( locating bugs code snippets ))*.