| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] used a | 180 |
|
| 2 | have used a | 177 |
|
| 3 | [adv] used a | 73 |
|
| 4 | [vb base] used a | 70 |
|
| 5 | [adv] used a | 67 |
|
| 6 | [vb past] used a | 47 |
|
| 7 | have used a | 45 |
|
| 8 | had used a | 40 |
|
| 9 | [vb -s] used a | 31 |
|
| 10 | be used a | 27 |
|
| 11 | [be] used a | 27 |
|
| 12 | 've used a | 25 |
|
| 13 | has used a | 25 |
|
| 14 | have used a | 21 |
|
| 15 | [vb infin] used a | 21 |
|
| 16 | never used a | 14 |
|
| 17 | never used a | 14 |
|
| 18 | also used a | 11 |
|
| 19 | also used a | 11 |
|
| 20 | [noun] used a | 9 |
|
| 21 | always used a | 8 |
|
| 22 | always used a | 8 |
|
| 23 | [noun sg] used a | 8 |
|
| 24 | 'd used a | 7 |
|
| 25 | [is] used a | 7 |
|
| 26 | [to-vb] used a | 7 |
|
| 27 | to have used a | 7 |
|
| 28 | [not/n't] used a | 6 |
|
| 29 | [be] used a | 6 |
|
| 30 | not used a | 6 |
|
