| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] use [noun] | 388 |
|
| 2 | [adv] use [noun sg] | 199 |
|
| 3 | [adv] [vb infin] contraception | 6 |
|
| 4 | [adv] [verb] contraception | 6 |
|
| 5 | [adv] use contraception | 5 |
|
| 6 | [adv] use contraception | 5 |
|
