Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"missing java java snippets" » "missing data java snippets", "using java java snippets"
"va trung va snippets" » "ba trung va snippets", "ha trung va snippets", "va thuong va snippets", "va truong va snippets", "va trang va snippets", "va trung 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: (((("missing java java snippets") OR ("va trung va snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"missing java java snippets\") OR (\"va trung va snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( missing java java snippets ) OR ( va trung va snippets ))) OR ( locating bug core snippets ))*.