SN4 ""

No	Pattern	Freq
1	have [been] waiting for	236
2	[verb] [been] waiting for	236
3	[vb past] [been] waiting for	100
4	[vb base] [been] waiting for	92
5	had [been] waiting for	82
6	've [been] waiting for	51
7	have [been] waiting for	41
8	[vb -s] [been] waiting for	36
9	has [been] waiting for	21
10	'd [been] waiting for	18
11	[adv] [been] waiting for	16
12	's [been] waiting for	15
13	[adv] [been] waiting for	15
14	all [been] waiting for	8
15	all [been] waiting for	8
16	[vb infin] [been] waiting for	7
17	have [been] waiting for	7
18	[been] [verb] waiting for	5
19	[been] waiting [adv] for	12
20	[been] waiting [adv] for	12
21	[been] waiting for [pron]	70
22	[been] waiting for [pers pn]	54
23	[been] waiting for [adj]	40
24	[been] waiting for [art]	38
25	[been] waiting for [art]	38
26	[been] waiting for [det]	29
27	[been] waiting for [noun]	25
28	[been] waiting for the	21
29	[been] waiting for the	21
30	[been] waiting for you	19