| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | shall be [verb] | 1974 |
|
| 2 | shall be [vb pp] | 1373 |
|
| 3 | [modal v] be provided | 822 |
|
| 4 | [vb mod] be provided | 822 |
|
| 5 | shall be provided | 10 |
|
| 6 | shall [be] provided | 10 |
|
| 7 | shall be provide | 10 |
|
| 8 | shall [be] provided | 10 |
|
| 9 | shall be provided | 10 |
|
