Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vi luong cac snippets" » "vi luong code snippets", "vi luong cuoc snippets", "vi luong va snippets", "vi luong tai snippets", "dai luong cac snippets", "van luong cac snippets", "hai luong cac snippets"
"using real java snippets" » "using metal java snippets", "using raw 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 real java snippets") OR ("vi luong cac snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using real java snippets\") OR (\"vi luong cac snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( using real java snippets ) OR ( vi luong cac snippets ))) OR ( locating bug core snippets ))*.