| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [verb] [prep] | 21071 |
|
| 2 | is [adv] [verb] [prep] | 17526 |
|
| 3 | be closely [verb] [prep] | 572 |
|
| 4 | [be] closely [verb] [prep] | 572 |
|
| 5 | [is] closely [verb] [prep] | 196 |
|
| 6 | is closely [verb] [prep] | 196 |
|
