| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] on an official visit | 6 |
|
| 2 | [was/were] on an official [noun] | 5 |
|
| 3 | [was/were] on an [adj] visit | 5 |
|
| 4 | [was/were] on an official visit | 5 |
|
| 5 | [was/were] on a official visit | 5 |
|
| 6 | [was/were] [prep] an official visit | 5 |
|
| 7 | [was/were] on an official [noun sg] | 5 |
|
| 8 | [was/were] on [art] official visit | 5 |
|
| 9 | [was/were] on an official visit | 5 |
|
| 10 | [was/were] on an official visit | 5 |
|
| 11 | [was/were] on [art] official visit | 5 |
|
| 12 | [was/were] on an [adj] visit | 5 |
|
| 13 | [was/were] [prep] an official visit | 5 |
|
