| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which must be take [prep] | 9 |
|
| 2 | which must [be] take into | 9 |
|
| 3 | which must be take [prep] | 9 |
|
| 4 | which must [be] take [prep] | 9 |
|
| 5 | which must [be] taken [prep] | 9 |
|
