| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years [pers pn] [verb] | 33 |
|
| 2 | [prep] three years [pers pn] have | 20 |
|
| 3 | [prep] three years [pers pn] [vb past] | 19 |
|
| 4 | for three years [pers pn] [verb] | 17 |
|
| 5 | [prep] three years he [verb] | 12 |
|
| 6 | [prep] three years i [verb] | 10 |
|
| 7 | [prep] three years [pers pn] had | 8 |
|
| 8 | [prep] three years [pers pn] [vb base] | 7 |
|
| 9 | [prep] three years [pers pn] [vb -s] | 6 |
|
| 10 | in three years [pers pn] [verb] | 5 |
|
