| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] has [been] [v-ing] for years | 7 |
|
| 2 | [noun sg] has [been] [v-ing] for years | 6 |
|
| 3 | has [been] [v-ing] [adv] for years | 14 |
|
| 4 | has [been] [v-ing] [adv prt] for years | 8 |
|
| 5 | has [been] [v-ing] on for years | 7 |
|
| 6 | has [been] [v-ing] on for years | 7 |
|
| 7 | has [been] [v-ing] [adv] for years | 6 |
|
| 8 | has [been] [v-ing] for [adj] years | 57 |
|
| 9 | has [been] [v-ing] for [num] years | 50 |
|
| 10 | has [been] [v-ing] for three years | 7 |
|
| 11 | has [been] [v-ing] for [det] years | 7 |
|
| 12 | has [been] [v-ing] for three years | 7 |
|
| 13 | has [been] [v-ing] for years [conj] | 5 |
|
| 14 | has [been] [v-ing] for years [coord] | 5 |
|
