SN4 ""

No	Pattern	Freq
1	[be] replace by [art]	753
2	be replace by [art]	753
3	[be] replace by [art]	251
4	be replace by [art]	251
5	[was/were] replace by [art]	219
6	was replace by [art]	186
7	been replace by [art]	143
8	[been] replace by [art]	143
9	is replace by [art]	87
10	[is] replace by [art]	87
11	[adv] replace by [art]	81
12	[conj] replace by [art]	81
13	[coord] replace by [art]	78
14	[adv] replace by [art]	76
15	and replace by [art]	73
16	and replace by [art]	73
17	[being] replace by [art]	39
18	being replace by [art]	39
19	[noun] replace by [art]	35
20	were replace by [art]	33
21	[noun sg] replace by [art]	28
22	[am/are] replace by [art]	14
23	are replace by [art]	13
24	now replace by [art]	13
25	now replace by [art]	13
26	later replace by [art]	5
27	[not/n't] replace by [art]	5
28	not replace by [art]	5
29	later replace by [art]	5
30	then replace by [art]	5