| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] is [adv] [vb pp] | 1647 |
|
| 2 | is often [adv] [vb pp] | 122 |
|
| 3 | [noun pl] is often [vb pp] | 67 |
|
| 4 | [noun pl] is often [adv] | 36 |
|
| 5 | [noun pl] often [adv] [vb pp] | 6 |
|
