| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is recommended that [art] | 44 |
|
| 2 | it is recommended that the | 26 |
|
| 3 | it is recommended that the | 26 |
|
| 4 | it is recommended that a | 18 |
|
| 5 | it is recommended that a | 11 |
|
| 6 | it is recommended that an | 7 |
|
