The mapping is from the listed presentation's alphabet to the current rewriting system's alphabet.
18 total
| Σ | # | Presentation | Mapping |
| 9 | 1712 | ⟨a, b | aaaa=1, abbba=1⟩ | φ(a) = a, φ(b) = b |
| 9 | 1715 | ⟨a, b | aaaa=1, baabb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11102 | ⟨a, b | aaaaa=a, aabbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11107 | ⟨a, b | aaaaa=a, abbba=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11110 | ⟨a, b | aaaaa=a, baabb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11169 | ⟨a, b | aaaab=b, aabbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11176 | ⟨a, b | aaaab=b, abbba=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11181 | ⟨a, b | aaaab=b, baabb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11187 | ⟨a, b | aaaab=b, bbaab=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11190 | ⟨a, b | aaaab=b, bbbaa=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11328 | ⟨a, b | aabaa=b, aabbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11334 | ⟨a, b | aabaa=b, abbba=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 11338 | ⟨a, b | aabaa=b, baabb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 13800 | ⟨a, b | abbba=1, bbbbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 17102 | ⟨a, b | aaaa=1, aaabbb=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 17114 | ⟨a, b | aaaa=1, aabbba=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 17122 | ⟨a, b | aaaa=1, abaabb=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 17130 | ⟨a, b | aaaa=1, abbaab=a⟩ | φ(a) = a, φ(b) = b |