| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | teachers [vb base] to [be] [adj] [prep] | 8 |
|
| 2 | teachers [verb] to [be] [adj] [prep] | 8 |
|
| 3 | teachers need to [be] [adj] [prep] | 6 |
|
| 4 | teachers need to [be] [adj] [prep] | 6 |
|
