| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it is [verb] [prep] | 2086 |
|
| 2 | it is usually [verb] [prep] | 85 |
|
| 3 | [conj] is usually [verb] [prep] | 54 |
|
| 4 | [conj] it is usually [verb] | 36 |
|
| 5 | [conj] it usually [verb] [prep] | 14 |
|
