SN4 ""

No	Pattern	Freq
1	[adv] efficiently and	52
2	[adv] efficiently and	49
3	[verb] efficiently and	37
4	more efficiently and	32
5	more efficiently and	32
6	[noun] efficiently and	26
7	[vb pp] efficiently and	21
8	[noun sg] efficiently and	13
9	[noun pl] efficiently and	13
10	[to-vb] efficiently and	9
11	work efficiently and	6
12	to work efficiently and	5
13	efficiently [verb] and	8
14	efficiently [vb pp] and	6
15	efficiently and [adv]	78
16	efficiently and [adv]	77
17	efficiently and [verb]	25
18	efficiently and effectively	22
19	efficiently and effectively	22
20	efficiently and [vb base]	14
21	efficiently and [prep]	12
22	efficiently and [prep]	12
23	efficiently and economically	5
24	efficiently and economically	5