| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what is often [verb] | 21 |
|
| 2 | [prep] what is often [verb] | 21 |
|
| 3 | [verb] what is often [verb] | 10 |
|
| 4 | to what is often [verb] | 9 |
|
| 5 | to what is often [verb] | 9 |
|
| 6 | in what is often [verb] | 7 |
|
| 7 | in what is often [verb] | 7 |
|
| 8 | what is [adv] often [verb] | 11 |
|
| 9 | what is [adv] often [verb] | 9 |
|
| 10 | what is less often [verb] | 6 |
|
| 11 | what is less often [verb] | 6 |
|
| 12 | what is often [adv] [verb] | 5 |
|
| 13 | what is often [verb] [prep] | 14 |
|
| 14 | what is often [verb] [prep] | 14 |
|
| 15 | what is often [verb] [art] | 7 |
|
| 16 | what is often [verb] [art] | 7 |
|
| 17 | what is often [verb] to | 6 |
|
| 18 | what is often [verb] to | 6 |
|
| 19 | what is often [verb] the | 5 |
|
| 20 | what is often [verb] as | 5 |
|
| 21 | what is often [verb] the | 5 |
|
| 22 | what is often [verb] as | 5 |
|
