| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | three or four years [noun sg] | 6 |
|
| 2 | [num] or four years [noun sg] | 6 |
|
| 3 | [adj] or four years [noun sg] | 6 |
|
| 4 | three or four years [noun sg] | 6 |
|
| 5 | or four years ' [noun sg] | 10 |
|
| 6 | or four years ['s] [noun sg] | 10 |
|
| 7 | or four years [unc] [noun sg] | 10 |
|
| 8 | or four years ' [noun sg] | 10 |
|
| 9 | or four years [prep] [noun sg] | 6 |
|
| 10 | or four years [prep] [noun sg] | 6 |
|
| 11 | or four years if [noun sg] | 5 |
|
| 12 | or four years [conj] [noun sg] | 5 |
|
| 13 | or four years if [noun sg] | 5 |
|
| 14 | or four years [subord] [noun sg] | 5 |
|
