| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] valid [conj] need [adv] [vb infin] | 5 |
|
| 2 | [be] valid [conj] need [adv] [vb infin] | 5 |
|
| 3 | be valid [conj] need [adv] [vb infin] | 5 |
|
| 4 | be valid [conj] need [adv] [vb infin] | 5 |
|
| 5 | valid [conj] need [adv] [vb infin] to | 5 |
|
| 6 | valid [conj] need [adv] [vb infin] [prep] | 5 |
|
| 7 | valid [conj] need [adv] [vb infin] [prep] | 5 |
|
| 8 | valid [conj] need [adv] [vb infin] to | 5 |
|
