| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is a [num] [noun] | 275 |
|
| 2 | is a [num] [noun sg] | 201 |
|
| 3 | is a [adj] course | 37 |
|
| 4 | be a [num] course | 12 |
|
| 5 | [be] a [num] course | 12 |
|
| 6 | is [art] [num] course | 10 |
|
| 7 | is a [num] course | 10 |
|
| 8 | is [art] [num] course | 10 |
|
| 9 | is a [num] course | 9 |
|
| 10 | [is] a [num] course | 9 |
|
