1. "Ababc"
2. "Abcaa"
3. "Accab"
4. "Bacaa"
Ababc
"1. "Acbaa"
2. "Bbcaa"
3. "Bccab"
4. "Cbaac"
Acbaa
"1. "Abdca"
2. "Bcadc"
3. "Abcdd"
4. "Cbdaa"
Abdca
"1. "Bdbda"
2. "Bddca"
3. "Dbbca"
4. "Bbdac"
Bbdac
"1. "Sbcda"
2. "Abdbc"
3. "Abdcb"
4. "Abcad"
Abdcb
"1. "Aaaaa"
2. "Ccccc"
3. "Bbbbb"
4. "Ddddd"
Aaaaa
"1. "Aabcb"
2. "Abccb"
3. "Abacb"
4. "Bacbb"
Abccb
"1. "Acaa"
2. "Acba"
3. "Cabc"
4. "Cacc"
Cabc
"1. "Acac"
2. "Babc"
3. "Abab"
4. "Aacc"
Acac
"1. "Baaa"
2. "Bbaa"
3. "Bbbb"
4. "Bbba"
Bbba
"