SN4 ""

No	Pattern	Freq
1	[adj] [pers pn] is [adv]	291
2	[adj] [pron] is [adv]	248
3	[adj] it is [adv]	246
4	[adj] it is [adv]	246
5	[det] [pron] is [adv]	244
6	[adj] [Wh det] is [adv]	133
7	[adj] which is [adv]	119
8	[adj] which is [adv]	119
9	[adj] [indef pn] is [adv]	116
10	[adj] one is [adv]	108
11	[adj] one is [adv]	108
12	that [pron] is [adv]	97
13	that [pron] is [adv]	97
14	[num] [pron] is [adv]	93
15	[adj] there is [adv]	67
16	[adj] there is [adv]	67
17	this [pron] is [adv]	67
18	[adj] [ex0] is [adv]	67
19	this [pron] is [adv]	67
20	[adj] [pron] is still	32
21	[adj] [pron] is now	32
22	[adj] he is [adv]	26
23	[num ord] [pron] is [adv]	26
24	[adj] he is [adv]	26
25	[adj] [pron] is only	24
26	[adj] [pron] is also	23
27	[adj] [pron] is very	22
28	[adj] [pron] is just	21
29	sure [pron] is [adv]	20
30	sure [pron] is [adv]	20