| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adj] for | 2026 |
|
| 2 | it is [adj] for | 1927 |
|
| 3 | it [be] usual for | 68 |
|
| 4 | it be usual for | 68 |
|
| 5 | it is usual [prep] | 65 |
|
| 6 | [pron] is usual for | 53 |
|
| 7 | it is usual for | 52 |
|
| 8 | [pers pn] is usual for | 52 |
|
| 9 | it is usual for | 52 |
|
| 10 | it [is] usual for | 52 |
|
