| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have be about [adj] year | 8 |
|
| 2 | [vb mod] have be about [adj] year | 8 |
|
| 3 | must have be about [adj] year | 6 |
|
| 4 | must have be about [adj] year | 6 |
|
| 5 | have be [verb] about [adj] year | 6 |
|
| 6 | have be [adv] about [adj] year | 5 |
|
| 7 | have be [vb pp] about [adj] year | 5 |
|
| 8 | have be about [adj] year [adj] | 7 |
|
| 9 | have be about [adj] year [adj] | 7 |
|
| 10 | have be about [adj] year old | 7 |
|
| 11 | have be about [adj] year old | 7 |
|
