| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] go on for a long | 8 |
|
| 2 | [modal v] go on for a long | 8 |
|
| 3 | could go on for a [adj] | 5 |
|
| 4 | could [verb] on for a long | 5 |
|
| 5 | could go on [prep] a long | 5 |
|
| 6 | could go on [prep] a long | 5 |
|
| 7 | could go on for [art] long | 5 |
|
| 8 | could go on for a long | 5 |
|
| 9 | could go on for a [adj] | 5 |
|
| 10 | could go [adv] for a long | 5 |
|
| 11 | could go on for a long | 5 |
|
| 12 | could go on for a long | 5 |
|
