u- o-a-s-i---- u- o-a-s-d---- s- d-f-g-h---- h- g-f-d-s---- g- f-d-s-o---- u- o-a-s-i---- u- o-a-s-d---- f- d-f-h-s---- s- a-s-f-i---- f- g-d-f-s---- h- g-f-d-s- d-f-g-h---- h- g-f-d-s---- g- f-d-s-o---- u- o-a-s-i---- u- o-a-s-d---- f- d-f-h-s---- s- a-s-f-i---- f- g-d-f-s