| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the first [noun sg] a | 100 |
|
| 2 | for the first [noun sg] a | 83 |
|
| 3 | [prep] the first time a | 82 |
|
| 4 | in the first [noun sg] a | 16 |
|
| 5 | [prep] the first [noun sg] an | 9 |
|
