| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] at a time | 13 |
|
| 2 | be [v-ing] at a time | 13 |
|
| 3 | [was/were] [v-ing] at a time | 6 |
|
| 4 | [noun] [v-ing] at a time | 6 |
|
| 5 | [v-ing] [noun] at a time | 11 |
|
| 6 | [v-ing] [adj] at a time | 7 |
|
| 7 | [v-ing] [noun pl] at a time | 6 |
|
| 8 | [v-ing] [adv] at a time | 6 |
|
| 9 | [v-ing] at a [adj] time | 9 |
|
| 10 | [v-ing] at a [adj] time | 8 |
|
| 11 | [v-ing] at a time when | 25 |
|
| 12 | [v-ing] at a time [Wh adv] | 25 |
|
| 13 | [v-ing] at a time when | 25 |
|
| 14 | [v-ing] at a time [adv] | 25 |
|
| 15 | [v-ing] at a time of | 7 |
|
| 16 | [v-ing] at a time [prep] | 7 |
|
| 17 | [v-ing] at a time of | 7 |
|
| 18 | [v-ing] at a time [prep] | 7 |
|
