| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [conj] once a [noun sg] | 7 |
|
| 2 | [noun sg] [conj] once a [noun sg] | 7 |
|
| 3 | [verb] [conj] once a [noun sg] | 5 |
|
| 4 | [conj] once a [adj] [noun sg] | 6 |
|
| 5 | [conj] once a [adj] [noun sg] | 6 |
|
| 6 | [conj] once a [noun sg] [verb] | 17 |
|
| 7 | [conj] once a [noun sg] [vb -s] | 16 |
|
| 8 | [conj] once a [noun sg] have | 14 |
|
| 9 | [conj] once a [noun sg] be | 13 |
|
| 10 | [conj] once a [noun sg] [is] | 13 |
|
| 11 | [conj] once a [noun sg] [be] | 13 |
|
| 12 | [conj] once a [noun sg] has | 13 |
|
| 13 | [conj] once a [noun sg] is | 12 |
|
