| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [adv] often [verb] [prep] [noun] | 6 |
|
| 2 | [subord] [adv] often [vb -s] [prep] [noun] | 6 |
|
| 3 | [subord] [adv] often happens [prep] [noun] | 5 |
|
| 4 | [subord] [adv] often happen [prep] [noun] | 5 |
|
| 5 | [subord] [adv] often [prep] the [noun] | 13 |
|
| 6 | [subord] [adv] often [prep] the [noun] | 13 |
|
| 7 | [subord] [adv] often [prep] [art] [noun] | 13 |
|
| 8 | [subord] [adv] often [prep] [art] [noun] | 13 |
|
| 9 | [subord] [adv] often [prep] [adj] [noun] | 10 |
|
| 10 | [subord] [adv] often [prep] [det] [noun] | 5 |
|
