| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] at [adj] [noun] | 302 |
|
| 2 | be [verb] at [adj] [noun pl] | 178 |
|
| 3 | be [verb] at [adj] [noun sg] | 141 |
|
| 4 | be [verb] at [adj] level | 45 |
|
| 5 | be [verb] at [adj] intervals | 37 |
|
| 6 | be [verb] at [adj] interval | 37 |
|
| 7 | be [verb] at different [noun] | 29 |
|
| 8 | be [v-ing] at [adj] [noun] | 24 |
|
| 9 | be [verb] at [adj] level | 23 |
|
| 10 | be [verb] at [adj] levels | 22 |
|
| 11 | be [verb] at [adj] time | 18 |
|
| 12 | be [verb] at regular [noun] | 17 |
|
| 13 | be [verb] at [adj] times | 17 |
|
| 14 | be [verb] at short [noun] | 14 |
|
| 15 | be look at [adj] [noun] | 14 |
|
| 16 | be [verb] at [adj] notice | 13 |
|
| 17 | be looking at [adj] [noun] | 13 |
|
| 18 | be [verb] at [adj] notice | 13 |
|
| 19 | be [verb] at [adj] cost | 12 |
|
| 20 | be take at [adj] [noun] | 12 |
|
| 21 | be [verb] at [adj] cost | 12 |
|
| 22 | be taken at [adj] [noun] | 12 |
|
| 23 | be [verb] at various [noun] | 12 |
|
| 24 | be [verb] at high [noun] | 10 |
|
| 25 | be [verb] at certain [noun] | 10 |
|
| 26 | be [verb] at low [noun] | 10 |
|
| 27 | be [verb] at [adj] speed | 9 |
|
| 28 | be [verb] at [adj] stage | 9 |
|
| 29 | be use at [adj] [noun] | 9 |
|
| 30 | be used at [adj] [noun] | 9 |
|
