| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [prep] [art] [noun] course | 9 |
|
| 2 | are [prep] [art] [noun sg] course | 9 |
|
| 3 | are on [art] [noun] course | 8 |
|
| 4 | are on [art] [noun] course | 8 |
|
| 5 | are [prep] a [noun] course | 7 |
|
| 6 | are [prep] [art] collision course | 6 |
|
| 7 | are [prep] [art] collision course | 6 |
|
