| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it [is] [verb] that | 139 |
|
| 2 | but it [is] [vb pp] that | 131 |
|
| 3 | [conj] it [is] understood that | 30 |
|
| 4 | but it [be] understood that | 21 |
|
| 5 | but [pron] [is] understood that | 19 |
|
| 6 | but it [is] understand that | 19 |
|
| 7 | but it [is] understood [conj] | 19 |
|
