SN4 ""

No	Pattern	Freq
1	is [v-ing] [adv] to [noun]	50
2	is [v-ing] [adv prt] to [noun]	38
3	is [v-ing] [verb] to [noun]	35
4	is [v-ing] [noun] to [noun]	31
5	is [v-ing] [to-vb] to [noun]	28
6	is [v-ing] back to [noun]	14
7	is [v-ing] back to [noun]	14
8	is [v-ing] [noun sg] to [noun]	13
9	is [v-ing] [adv] to [noun]	12
10	is [v-ing] [noun pl] to [noun]	11
11	is [v-ing] up to [noun]	9
12	is [v-ing] come to [noun]	9
13	is [v-ing] up to [noun]	9
14	is [v-ing] to come to [noun]	9
15	is [v-ing] [pron] to [noun]	8
16	is [v-ing] [pers pn] to [noun]	7
17	is [v-ing] [adj] to [noun]	7
18	is [v-ing] on to [noun]	5
19	is [v-ing] on to [noun]	5
20	is [v-ing] go to [noun]	5
21	is [v-ing] [adj] to [noun]	5
22	is [v-ing] to go to [noun]	5
23	[noun] is [v-ing] to [noun]	156
24	[noun sg] is [v-ing] to [noun]	97
25	[pron] is [v-ing] to [noun]	70
26	[noun prp] is [v-ing] to [noun]	51
27	[pers pn] is [v-ing] to [noun]	34
28	who is [v-ing] to [noun]	18
29	[Wh pn] is [v-ing] to [noun]	18
30	who is [v-ing] to [noun]	18