| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] is a [num] course | 6 |
|
| 2 | [noun] is a [num] course | 6 |
|
| 3 | is a [num] course [noun sg] | 9 |
|
| 4 | is a [num] course [noun] | 9 |
|
