| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | although [noun pl] have [adv] been [vb pp] | 5 |
|
| 2 | although [noun pl] have [adv] [been] [vb pp] | 5 |
|
| 3 | although [noun pl] have [adv] be [vb pp] | 5 |
|
| 4 | although [noun pl] have [adv] [be] [vb pp] | 5 |
|
