| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adv prt] at the [noun] | 143 |
|
| 2 | be [v-ing] [adv prt] at the [noun sg] | 123 |
|
| 3 | be [verb] [adv prt] at the time | 29 |
|
| 4 | be [v-ing] [adv] at the time | 22 |
|
| 5 | be [v-ing] [adv prt] [prep] the time | 19 |
|
| 6 | be [v-ing] [adv prt] [prep] the time | 19 |
|
| 7 | be [v-ing] [adv prt] at [art] time | 19 |
|
| 8 | be [v-ing] [adv prt] at the time | 17 |
|
| 9 | [be] [v-ing] [adv prt] at the time | 17 |
|
| 10 | be [v-ing] [adv prt] at the time | 17 |
|
