2. The computer-readable translation memory according to claim 1 , wherein the index information specifies the sub character strings with the paths from the roots to the terminal nodes in each of the first and second dictionary TRIE structures.
2. The computer-readable translation memory according to claim 1 , wherein the index information specifies the sub character strings with the paths from the roots to the terminal nodes in each of the first and second dictionary TRIE structures. 3. The computer-readable translation memory according to claim 2 , wherein the index information includes a piece of node ID information that identifies a corresponding one of the terminal nodes in each of the first and second dictionary TRIE structures.