| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | course [is] [prep] four [noun pl] ' | 15 |
|
| 2 | course is [prep] four [noun pl] ' | 15 |
|
| 3 | course [is] [prep] four [noun pl] ' | 15 |
|
| 4 | course [is] [prep] four years ' | 15 |
|
| 5 | course [is] [prep] four [noun pl] ' | 15 |
|
| 6 | course [is] of four [noun pl] ' | 14 |
|
| 7 | course [is] of four [noun pl] ' | 14 |
|
