| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] course [pron] | 1285 |
|
| 2 | [vb past] [conj] [prep] [pron] | 386 |
|
| 3 | [vb past] [conj] [prep] course | 24 |
|
| 4 | [vb past] [prep] course [pron] | 23 |
|
