| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has to be [verb] [prep] [be] | 27 |
|
| 2 | has to be [vb pp] [prep] [be] | 27 |
|
| 3 | [verb] to be experienced [prep] [be] | 7 |
|
| 4 | [vb -s] to be experienced [prep] [be] | 6 |
|
| 5 | have to be experienced [prep] [be] | 6 |
|
| 6 | has to be experienced [prep] [be] | 5 |
|
| 7 | has [prep] be experienced [prep] [be] | 5 |
|
| 8 | has to [be] experienced [prep] [be] | 5 |
|
| 9 | has to be experience [prep] [be] | 5 |
|
| 10 | has to be experienced [prep] [be] | 5 |
|
| 11 | has to [be] experienced [prep] [be] | 5 |
|
