| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | four years ' time | 11 |
|
| 2 | four years [unc] time | 11 |
|
| 3 | four years ['s] time | 11 |
|
| 4 | four years ' time | 11 |
|
| 5 | [prep] four years time | 7 |
|
| 6 | in four years time | 7 |
|
| 7 | [prep] four years time | 7 |
|
| 8 | in four years time | 7 |
|
| 9 | [coord] four years time | 5 |
|
| 10 | or four years time | 5 |
|
| 11 | or four years time | 5 |
|
| 12 | [conj] four years time | 5 |
|
