| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should be [verb] on | 665 |
|
| 2 | should be [vb pp] on | 638 |
|
| 3 | [modal v] be based on | 454 |
|
| 4 | should be based [prep] | 122 |
|
| 5 | should be based [prep] | 122 |
|
| 6 | should [be] based on | 101 |
|
| 7 | should be base on | 101 |
|
| 8 | should be based on | 101 |
|
| 9 | should [be] based on | 101 |
|
| 10 | should be based on | 101 |
|
