Table schema:
CREATE TABLE table_name_67 (usca VARCHAR, rthk VARCHAR, mrhma VARCHAR, total VARCHAR, joint_music_award VARCHAR)

Question: What is the USCA that's Total is smaller than 14, with 1 Joint Music Award, MRHMA of 2, and RTHK of 3?
SQL: SELECT usca FROM table_name_67 WHERE total < 14 AND joint_music_award = "1" AND mrhma = "2" AND rthk = "3"