| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they should [vb infin] a | 100 |
|
| 2 | they should [verb] a | 100 |
|
| 3 | they should have a | 26 |
|
| 4 | they should have a | 26 |
|
| 5 | they should make a | 6 |
|
| 6 | they should make a | 6 |
|
| 7 | they should take a | 5 |
|
| 8 | they should get a | 5 |
|
| 9 | they should take a | 5 |
|
| 10 | they should get a | 5 |
|
