| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adv] useful way [prep] [v-ing] | 10 |
|
| 2 | [art] [adv] useful way of [v-ing] | 10 |
|
| 3 | a [adv] useful way [prep] [v-ing] | 7 |
|
| 4 | [art] very useful way [prep] [v-ing] | 6 |
|
