SN4 ""

No	Pattern	Freq
1	[prep] [pron] is [adv] [verb]	399
2	[prep] [pron] is [adv] [vb pp]	339
3	[prep] [Wh det] is [adv] [verb]	315
4	[prep] what is [adv] [verb]	255
5	[prep] what is [adv] [verb]	255
6	of [pron] is [adv] [verb]	191
7	[prep] [pers pn] is [adv] [verb]	114
8	[prep] [pron] is [adv] [v-ing]	83
9	[prep] which is [adv] [verb]	58
10	[prep] which is [adv] [verb]	58
11	to [pron] is [adv] [verb]	58
12	[prep] it is [adv] [verb]	53
13	[prep] it is [adv] [verb]	53
14	[prep] [pron] is now [verb]	47
15	[prep] [pron] is now [verb]	47
16	[prep] [pron] is [adv] call	44
17	[prep] [pron] is [adv] called	44
18	[prep] [pron] is not [verb]	43
19	[prep] [pron] is [not/n't] [verb]	43
20	in [pron] is [adv] [verb]	37
21	[prep] [pron] is not [verb]	35
22	[prep] [pron] is actually [verb]	33
23	[prep] [pron] is actually [verb]	33
24	[prep] [pron] is [adv] know	32
25	[prep] [pron] is [adv] known	31
26	for [pron] is [adv] [verb]	30
27	[prep] [pron] is often [verb]	28
28	[prep] [pron] is often [verb]	28
29	[prep] [pron] is [adv] happen	25
30	[prep] [pron] is [adv] go	23