2pahc 3pahcn 4pah 5pahc 6pahcn

rgbhcn sgbh tgbhc ugbhcn vgbh

g7bh h7bhc i7bhcn j7bh k7bhc

5xchc 6xchcn 7xch 8xchc 9xchcn

uodhcn vodh wodhc xodhcn yodh