Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"nang cong xa snippets" » "nang song xa snippets", "dang cong xa snippets", "hang cong xa snippets", "nang cong xay snippets", "nang cong xua snippets", "nang cong ha 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 java java snippets") OR ("nang cong xa snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java java snippets\") OR (\"nang cong xa snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( using java java snippets ) OR ( nang cong xa snippets ))) OR ( locating bug core snippets ))*.