| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is also [prep] [verb] | 100 |
|
| 2 | is useful [prep] [verb] | 70 |
|
| 3 | is also useful [prep] | 23 |
|
| 4 | also useful [prep] [verb] | 23 |
|
| 5 | is also useful [verb] | 22 |
|
