| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] able [to-vb] [prep] | 553 |
|
| 2 | able [to-vb] [adv prt] [prep] | 500 |
|
| 3 | [was/were] able [to-vb] [adv prt] | 273 |
|
| 4 | [was/were] [to-vb] [adv prt] [prep] | 211 |
|
