Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran hoang tai snippets" » "quan hoang tai snippets", "tran quang tai snippets", "tranh hang tai snippets", "tran hoang thai snippets", "tran hoang thi snippets", "tran hang tai snippets"
"dung va java snippets" » "dung java 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: (((("tran hoang tai snippets") OR ("dung va java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"tran hoang tai snippets\") OR (\"dung va java snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( tran hoang tai snippets ) OR ( dung va java snippets ))) OR ( locating bug core snippets ))*.