3 2 A ABB ABBCCC ABBCCCDDDD ABBCCCDDDDEEEEE
4 3 A B C D E F G
4 3 G F E D C B A
4 3 H I J K L M N
4 3 N M L K J I H
4 3 C C C C C C C
6 2 U U U U U U U U
6 2 J E J E J E J E
6 3 A B C A B C A B C
6 3 C B A C B A C B A
6 3 U A E U A E U A E
4 2 A AB ABC ABCD ABCDE ABCDEF
4 2 H HI HIJ HIJK HIJKL HIJKLM
4 2 A BA CBA DCBA EDCBA FEDCBA
4 2 S SS SSS SSSS SSSSS SSSSSS
6 2 A AB ABA ABAB ABABA ABABAB ABABABA ABABABAB
6 2 E ER ERE ERER ERERE ERERER ERERERE ERERERER
6 2 U AU UAU AUAU UAUAU AUAUAU UAUAUAU AUAUAUAU
3 2 A BAB CBABC DCBABCD EDCBABCDE
3 2 A ABA ABCBA ABCDCBA ABCDEDCBA
3 2 AA BBAABB CCBBAABBCC DDCCBBAABBCCDD EEDDCCBBAABBCCDDEE
3 2 A AAB AAABBC AAAABBBCCD AAAAABBBBCCCDDE
4 2 A BB CCC DDDD EEEEE FFFFFF
4 2 F EE DDD CCCC BBBBB AAAAAA
4 2 HHHHHH IIIII JJJJ KKK LL M
4 2 OOOO PPPP QQQQ RRRR SSSS TTTT
8 2 A BBB C DDD E FFF G HHH I JJJ
7 2 A BB CCC D EE FFF G HH III
4 2 ABC BCD CDE DEF EFG FGH
4 2 OPA OPB OPC OPD OPE OPF
3 2 IIAII IIBII IICII IIDII IIEII
3 2 IIAIIAII IIBIIBII IICIICII IIDIIDII IIEIIEII
3 2 AAAAAAAA AAABBAAA AAACCAAA AAADDAAA AAAEEAAA
4 2 ABCD ABCD ABCD ABCD ABCD ABCD
5 1 AT ATTA ATTAAT ATTAATTA ATTAATTAAT ATTAATTAATTA
4 2 AAABB BBBCC CCCDD DDDEE EEEFF FFFGG
4 2 ABABA BCBCB CDCDC DEDED EFEFE FGFGF
4 2 ABCBA BCDCB CDEDC DEFED EFGFE FGHGF
4 2 AOOA BNNB CMMC DLLD EKKE FJJF GIIG
4 1 AOPQRA APQRSA AQRSTA ARSTUA ASTUVA