| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [noun] [is] [verb] | 2603 |
|
| 2 | [noun] [is] often [verb] | 956 |
|
| 3 | [subord] [noun] often [verb] | 76 |
|
| 4 | [subord] [is] often [verb] | 50 |
|
| 5 | [subord] [noun] [is] often | 21 |
|
