SN4 ""

No	Pattern	Freq
1	has a major [noun sg]	50
2	represents a major [noun sg]	40
3	[vb -s] a major role	30
4	plays a major [noun sg]	29
5	remains a major [noun sg]	16
6	[vb -s] a major change	16
7	[vb -s] a major part	15
8	[vb -s] a major problem	13
9	becomes a major [noun sg]	11
10	[vb -s] a major contribution	11
11	marks a major [noun sg]	9
12	forms a major [noun sg]	8
13	provides a major [noun sg]	8
14	presents a major [noun sg]	7
15	constitutes a major [noun sg]	7
16	makes a major [noun sg]	7
17	requires a major [noun sg]	7
18	[vb -s] a major challenge	6
19	[vb -s] a major opportunity	5
20	[vb -s] a major threat	5