1. "Babb"
2. "Bbba"
3. "Baab"
4. "Babc"
Babb
"1. "Acbc"
2. "Baca"
3. "Baba"
4. "Acba"
Baca
"1. "Bccbbb"
2. "Bcccbb"
3. "Aaaaba"
4. "Bbbbbb"
Bccbbb
"1. "Bbac"
2. "Bbaa"
3. "Acbb"
4. "Acac"
Acbb
"1. "Bbbbba"
2. "Bbaaab"
3. "Ababab"
4. "Aabaab"
Ababab
"1. "Cccbc"
2. "Cbbac"
3. "Accba"
4. "Abbba"
Accba
"1. "Adabcd"
2. "Cdbbca"
3. "Daabbc"
4. "Bdbcba"
Adabcd
"1. "Adbcad"
2. "Adbbad"
3. "Acbdbb"
4. "Abddbd"
Adbbad
"1. "Bddddb"
2. "Bbbddd"
3. "Addddb"
4. "Addbbb"
Addddb
"1. "3,4,4,3"
2. "3,2,2,3"
3. "3,1,1,3"
4. "1,4,4,1"
3,1,1,3
"