| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] [prep] an extra | 12 |
|
| 2 | [adv prt] [prep] an extra [noun] | 12 |
|
| 3 | [adv prt] [prep] an extra [noun sg] | 7 |
|
| 4 | [adv prt] [prep] an extra [n mass] | 5 |
|
