The mapping is from the listed presentation's alphabet to the current rewriting system's alphabet.
8 total
| Σ | # | Presentation | Mapping |
| 11 | 18543 | ⟨a, b | aab=b, bbbbbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26027 | ⟨a, b | aa=1, aabbbbbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26110 | ⟨a, b | aa=1, abbbbbbba=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26141 | ⟨a, b | aa=1, baabbbbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26171 | ⟨a, b | aa=1, bbaabbbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26179 | ⟨a, b | aa=1, bbbaabbbb=1⟩ | φ(a) = a, φ(b) = b |
| 11 | 26638 | ⟨a, b | aa=1, abbbbbbb=a⟩ | φ(a) = a, φ(b) = b |
| 11 | 27237 | ⟨a, b | aa=1, bbbbbbb=aa⟩ | φ(a) = a, φ(b) = b |