| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] course i | 1095 |
|
| 2 | [prep] i [vb base] | 458 |
|
| 3 | course i [vb base] | 383 |
|
| 4 | [prep] course [vb base] | 125 |
|
