SN4 ""

No	Pattern	Freq
1	been [verb] [adv] for [adj] years	54
2	been [v-ing] [adv] for [adj] years	40
3	been [verb] [adv] for [num] years	39
4	been [verb] [adv] for [adj] years	28
5	been [verb] [adv prt] for [adj] years	26
6	been going [adv] for [adj] years	15
7	been go [adv] for [adj] years	15
8	been [verb] [adv] for [det] years	15
9	been [verb] on for [adj] years	14
10	been [verb] on for [adj] years	14
11	been [vb pp] [adv] for [adj] years	14
12	been [verb] [adv] for many years	10
13	been [verb] here for [adj] years	10
14	been [verb] here for [adj] years	10
15	been [verb] [adv] for many years	10
16	been [verb] [adv] for two years	6
17	been [verb] [adv] for two years	6
18	been [verb] up for [adj] years	5
19	been [verb] up for [adj] years	5