SN4 ""

No	Pattern	Freq
1	be [adv] refer to	458
2	[be] [adv] referred to	432
3	[is] [adv] refer to	211
4	is [adv] refer to	206
5	[am/are] [adv] refer to	132
6	are [adv] refer to	130
7	[be] often refer to	91
8	[was/were] [adv] refer to	89
9	was [adv] refer to	71
10	[be] sometimes refer to	64
11	[be] usually refer to	34
12	[be] also refer to	25
13	[be] [adv] referring to	24
14	[be] generally refer to	24
15	were [adv] refer to	18
16	[be] commonly refer to	17
17	[be] frequently refer to	16
18	be [adv] refer to	13
19	[be] [adv] refer to	13
20	[be] now refer to	12
21	[be] still refer to	10
22	[been] [adv] refer to	10
23	been [adv] refer to	10
24	[be] then refer to	10
25	[be] normally refer to	8
26	[be] always refer to	7
27	[be] specifically refer to	7
28	[be] constantly refer to	7
29	[be] automatically refer to	6
30	's [adv] refer to	5