| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to look at a | 45 |
|
| 2 | [verb] to look at a | 39 |
|
| 3 | [vb base] to look at a | 16 |
|
| 4 | have to look at a | 14 |
|
| 5 | [vb pp] to look at a | 9 |
|
| 6 | [vb infin] to look at a | 7 |
|
| 7 | have to look at a | 7 |
|
| 8 | [vb past] to look at a | 6 |
|
| 9 | [verb] to look at an | 6 |
|
| 10 | [v-ing] to look at a | 6 |
|
| 11 | want to look at a | 6 |
|
