| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | although it be [adv] difficult | 9 |
|
| 2 | although it be [adv] difficult | 9 |
|
| 3 | although it be difficult [to-vb] | 36 |
|
| 4 | although it be difficult [verb] | 36 |
|
