| arpa_lm_t | Type specification for ARPA LM type |
| count_table_t | Data structure for counts |
| fb_info | Type specification for forced back-off list |
| hash_table | A hash table |
| ng_t | Data structure for storing ngram |
| ngram | Structure of id-ngram |
| ngram_rec | |
| node | Node in a hash |
| sih_slot_t | One slot of string to integer table |
| sih_t | String to integer table |
| word_rec | Word record |
1.2.18