SN4 ""

No	Pattern	Freq
1	is [verb] that [noun]	736
2	[is] [vb pp] that [noun]	570
3	[is] [verb] that [noun pl]	330
4	[is] [verb] that [noun prp]	237
5	[is] [verb] that [noun sg]	181
6	[is] [to-vb] that [noun]	121
7	[is] [v-ing] that [noun]	87
8	[is] say that [noun]	85
9	[is] hope that [noun]	61
10	[is] said that [noun]	50
11	[is] hoped that [noun]	50
12	's [verb] that [noun]	46
13	[is] ensure that [noun]	43
14	[is] to ensure that [noun]	42
15	[is] suggest that [noun]	39
16	[is] assume that [noun]	39
17	[is] argue that [noun]	38
18	[is] know that [noun]	38
19	[is] known that [noun]	36
20	[is] suggested that [noun]	33
21	[is] argued that [noun]	32
22	[is] assumed that [noun]	31
23	[is] understand that [noun]	31
24	[is] think that [noun]	31
25	[is] understood that [noun]	30
26	[is] believe that [noun]	30
27	[is] thought that [noun]	29
28	[is] believed that [noun]	29
29	[is] [verb] that [n mass]	25
30	[is] to say that [noun]	25