| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a few minutes before | 21 |
|
| 2 | [prep] a few minutes before | 21 |
|
| 3 | for a few minutes before | 19 |
|
| 4 | for a few minutes before | 19 |
|
| 5 | [adv] a few minutes before | 8 |
|
| 6 | [adv] a few minutes before | 8 |
|
| 7 | [verb] a few minutes before | 5 |
|
| 8 | a few minutes before [v-ing] | 20 |
|
| 9 | a few minutes before [verb] | 20 |
|
| 10 | a few minutes before [noun] | 6 |
|
| 11 | a few minutes before [noun sg] | 5 |
|
| 12 | a few minutes before [art] | 5 |
|
| 13 | a few minutes before [art] | 5 |
|
| 14 | a few minutes before [adj] | 5 |
|
