| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] it [verb] [noun] | 81 |
|
| 2 | [prep] course [pron] [verb] [noun] | 62 |
|
| 3 | [prep] course [pers pn] [verb] [noun] | 59 |
|
| 4 | [prep] course it [verb] [noun] | 9 |
|
