SN4 ""

No	Pattern	Freq
1	[det] is [verb] the [noun sg]	228
2	[det] [is] [to-vb] the [noun sg]	141
3	this [is] [verb] the [noun sg]	138
4	that [is] [verb] the [noun sg]	128
5	[det] [is] [v-ing] the [noun sg]	74
6	[det] [is] [vb pp] the [noun sg]	63
7	[det] 's [verb] the [noun sg]	53
8	[det] [is] say the [noun sg]	32
9	[det] [is] to say the [noun sg]	31
10	[det] [is] call the [noun sg]	22
11	[det] [is] called the [noun sg]	22
12	[det] [is] take the [noun sg]	8
13	[det] [is] use the [noun sg]	8
14	another [is] [verb] the [noun sg]	7
15	[det] [is] do the [noun sg]	6
16	[det] [is] to use the [noun sg]	6
17	[det] [is] make the [noun sg]	6
18	[det] [is] [verb] the problem	6
19	[det] [is] causing the [noun sg]	5
20	[det] [is] [verb] the point	5
21	[det] [is] [verb] the question	5
22	[det] [is] done the [noun sg]	5
23	[det] [is] put the [noun sg]	5
24	[det] [is] cause the [noun sg]	5