| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must [vb infin] a | 1657 |
|
| 2 | must have a | 503 |
|
| 3 | must make a | 126 |
|
| 4 | must find a | 48 |
|
| 5 | must take a | 44 |
|
| 6 | must get a | 33 |
|
| 7 | must provide a | 31 |
|
| 8 | must include a | 31 |
|
| 9 | must contain a | 27 |
|
| 10 | must play a | 21 |
|
| 11 | must remain a | 20 |
|
| 12 | must pay a | 20 |
|
| 13 | must use a | 19 |
|
| 14 | must keep a | 19 |
|
| 15 | must develop a | 17 |
|
| 16 | must look a | 16 |
|
| 17 | must hold a | 15 |
|
| 18 | must maintain a | 14 |
|
| 19 | must do a | 12 |
|
| 20 | must put a | 12 |
|
| 21 | must give a | 11 |
|
| 22 | must show a | 11 |
|
| 23 | must produce a | 11 |
|
| 24 | must come a | 11 |
|
| 25 | must become a | 11 |
|
| 26 | must establish a | 10 |
|
| 27 | must involve a | 10 |
|
| 28 | must wear a | 9 |
|
| 29 | must send a | 9 |
|
| 30 | must accept a | 8 |
|
