| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [adv prt] for a long | 10 |
|
| 2 | [vb mod] [vb infin] [adv prt] for a long | 10 |
|
| 3 | could [vb infin] [adv prt] for a long | 5 |
|
| 4 | could [vb infin] [adv prt] for a long | 5 |
|
| 5 | [vb infin] [adv prt] for a long [noun sg] | 14 |
|
| 6 | [vb infin] [adv prt] for a long [noun] | 14 |
|
| 7 | [vb infin] [adv prt] for a long time | 11 |
|
| 8 | [vb infin] [adv prt] for a long time | 11 |
|
