| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv] a third [prep] | 16 |
|
| 2 | [v-ing] [adv] a third [prep] | 16 |
|
| 3 | [v-ing] [adv] a third of | 15 |
|
| 4 | [v-ing] [adv] a third of | 15 |
|
| 5 | [v-ing] about a third [prep] | 6 |
|
| 6 | [v-ing] about a third [prep] | 6 |
|
