| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but [adv] [v-ing] | 1064 |
|
| 2 | [no cls] [adv] [v-ing] | 719 |
|
| 3 | [no cls] but [adv] | 220 |
|
| 4 | [no cls] but [v-ing] | 18 |
|
