These patterns are usually learnt for 1st Dan black belt and above. In WTF style Taekwondo there are 9 dan grade patterns, which use more advanced techniques than the Taegeuk patterns and hold different meanings and symbolism.
Koryo - Name of an old Korean dynasty. This pattern represents the struggle and spirit of the Koryo people against the Mongolian aggressors.
Keumgang - Diamond. Representing the mountains in Korea this pattern is also described as too strong to be broken or hardness
Taebaek - Sacred Mountain. The definition of Taebaek is literally lightness and this pattern is symbolic of the mountain Baekdoo which is a well known symbol in Korea.
Pyongwon - Open Plain. This pattern also symbolises peacefulness and the name suggests the pattern should be performed with grace and power.
Sipjin - 10 symbols of longevity. This patterns refers to the decimal system which indicates the value of order in life, as well as representing endless growth and learning.
Jitae - Earth. This is symbolic of the connection to Earth that mankind have. How everything begins and ends on Earth so follows the principle of Yin and Yang.
Cheonkwon - Sky. This pattern represents piety, mystery and imagination. The movements in this pattern are opposite to those in Jitae demonstrating the balance between Earth and Sky.
Hansu - Water. This pattern should be performed with fluidity reflecting the nature of water and how it adapts easily to nature. It also represents how water can be both powerful and weak.
Ilyo - Oneness. The mind, body and spirit coming together as one. This pattern represents the Buddhist gooal of enlightenment and should be performed with concentration and focus.