| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] a [noun sg] [prep] | 28141 |
|
| 2 | perhaps a [noun sg] [prep] | 253 |
|
| 3 | [conj] perhaps a [noun sg] | 179 |
|
| 4 | [conj] perhaps [noun sg] [prep] | 24 |
|
