Four patterns are required for your 3rd dan grading, Ko-Dang, Eui-Am, Choong-Jang, and Juche. 
 

KO-DANG (39 Moves) is the pseudonym of the patriot Cho Man Sik who dedicated his life to the independence movement and education of his people. The 39 movements signify his times of imprisonment and his birthplace on the 39th parallel.

EUI-AM (45 Moves) is the pseudonym of Son Byong Hi, leader of the Korean independence movement on March 1 1919. The 45 movements refer to his age when he changed the name of Dong Hak (Oriental culture) to Chondo Kyo (Heavenly way religion) in 1905. The diagram represents his Indomitable Spirit, displayed while dedicating himself to the prosperity of his nation.

CHOONG-JANG (52 Moves) is the pseudonym given to General Kim Duk Ryang who lived during the Lee Dynasty, 14th century. This pattern ends with a left-hand attack to symbolize the tragedy of his death at 27 in prison before he was able to reach full maturity.

JUCHE (45 Moves) is a philosophical idea that man is the master of everything and decides everything. In other words, the idea that man is the master of the world and his own destiny. It is said that this idea was rooted in Baekdu Mountain which symbolizes the spirit of the Korean people. The diagram represents Baekdu mountain.

Below is list of all set sparring requirements.

Three step sparring 1-10

Two step sparring 1-10

Syllabus one step sparring 1-5

Student’s own one step x5, including take downs. All from a punching attack.

Kicking one step 2 x front, 2 x turning, 1 x knee.

Additional three step sparring 1-6. All counters to followed with a take down.