SN4 ""

No	Pattern	Freq
1	have been preparing [prep]	15
2	have been preparing [prep]	15
3	have been preparing for	14
4	have been preparing for	14
5	have been preparing [pron]	10
6	have been preparing [pn reflx]	9
7	have been preparing [art]	9
8	have been preparing [art]	9
9	have been preparing [to-vb]	7
10	have been preparing [noun]	7
11	have been preparing [verb]	7
12	have been preparing myself	6
13	have been preparing myself	6
14	have been preparing the	5
15	have been preparing the	5
16	have been preparing [adj]	5
17	[noun] have been preparing	24
18	[pron] have been preparing	21
19	[pers pn] have been preparing	19
20	[noun sg] have been preparing	11
21	i have been preparing	8
22	[noun pl] have been preparing	8
23	i have been preparing	8