SN4 ""

No	Pattern	Freq
1	be [adj] because [art]	356
2	be [adj] because the	333
3	is [adj] because [art]	144
4	was [adj] because [art]	82
5	be [adj] because [art]	67
6	be necessary because [art]	31
7	be necessary because [art]	31
8	are [adj] because [art]	29
9	be [adj] because a	27
10	be important because [art]	22
11	be important because [art]	22
12	were [adj] because [art]	18
13	been [adj] because [art]	16
14	's [adj] because [art]	11
15	be possible because [art]	11
16	be possible because [art]	11
17	be [adj -er] because [art]	9
18	be difficult because [art]	8
19	be [det] because [art]	8
20	be difficult because [art]	8
21	be [adj] because no	7
22	be [adj] because every	7
23	be that because [art]	6
24	be that because [art]	6
25	be wrong because [art]	6
26	be concerned because [art]	6
27	be concerned because [art]	6
28	be wrong because [art]	6
29	be good because [art]	5