| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years ' | 100 |
|
| 2 | [prep] three years ' | 100 |
|
| 3 | of three years ' | 42 |
|
| 4 | of three years ' | 42 |
|
| 5 | to three years ' | 23 |
|
| 6 | to three years ' | 23 |
|
| 7 | [conj] three years ' | 19 |
|
| 8 | [verb] three years ' | 17 |
|
| 9 | [adv] three years ' | 13 |
|
| 10 | after three years ' | 13 |
|
| 11 | [adv] three years ' | 13 |
|
| 12 | after three years ' | 13 |
|
| 13 | in three years ' | 11 |
|
| 14 | in three years ' | 11 |
|
| 15 | than three years ' | 10 |
|
| 16 | than three years ' | 10 |
|
| 17 | [subord] three years ' | 10 |
|
| 18 | [coord] three years ' | 8 |
|
| 19 | [adj] three years ' | 8 |
|
| 20 | [vb pp] three years ' | 6 |
|
| 21 | or three years ' | 6 |
|
| 22 | [vb past] three years ' | 6 |
|
| 23 | or three years ' | 6 |
|
| 24 | least three years ' | 5 |
|
| 25 | least three years ' | 5 |
|
| 26 | three years ' [noun] | 146 |
|
| 27 | three years ' [noun sg] | 140 |
|
| 28 | three years ' duration | 25 |
|
| 29 | three years ' duration | 25 |
|
| 30 | three years ' time | 20 |
|
