| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and then [prep] course [art] | 19 |
|
| 2 | and then [prep] course [art] | 19 |
|
| 3 | and then of course [art] | 19 |
|
| 4 | and then [prep] course [art] | 19 |
|
| 5 | and then of course [art] | 19 |
|
| 6 | and then [prep] course the | 18 |
|
| 7 | and then [prep] course the | 18 |
|
