| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adj] [to-vb] at | 250 |
|
| 2 | [is] [adj] [verb] at | 235 |
|
| 3 | is [adj] [verb] at | 230 |
|
| 4 | [is] [adj] look at | 88 |
|
| 5 | [is] [adj] to look at | 85 |
|
| 6 | 's [adj] [verb] at | 45 |
|
| 7 | [is] important [verb] at | 39 |
|
| 8 | [is] important [verb] at | 39 |
|
| 9 | [is] likely [verb] at | 27 |
|
| 10 | [is] likely [verb] at | 27 |
|
| 11 | [is] [det] [verb] at | 18 |
|
| 12 | [is] necessary [verb] at | 17 |
|
| 13 | [is] necessary [verb] at | 17 |
|
| 14 | [is] [adj -er] [verb] at | 15 |
|
| 15 | [is] possible [verb] at | 14 |
|
| 16 | [is] possible [verb] at | 14 |
|
| 17 | [is] easy [verb] at | 14 |
|
| 18 | [is] due [verb] at | 13 |
|
| 19 | [is] due [verb] at | 13 |
|
| 20 | [is] [adj] arrive at | 12 |
|
| 21 | [is] [adj] to arrive at | 12 |
|
| 22 | [is] difficult [verb] at | 11 |
|
| 23 | [is] difficult [verb] at | 11 |
|
| 24 | [is] all [verb] at | 10 |
|
| 25 | [is] [adj] start at | 10 |
|
| 26 | [is] [adj] to start at | 10 |
|
| 27 | [is] [adj] [v-ing] at | 10 |
|
| 28 | [is] all [verb] at | 10 |
|
| 29 | [is] [adj] [vb pp] at | 10 |
|
| 30 | [is] useful [verb] at | 9 |
|
