SN4 ""

No	Pattern	Freq
1	[verb] on the [noun sg] of	418
2	take on the [noun] of	355
3	[to-vb] on the [noun] of	97
4	[vb past] on the [noun] of	96
5	[vb pp] on the [noun] of	91
6	[verb] on the [noun pl] of	77
7	taken on the [noun] of	74
8	[verb] on the role of	72
9	to take on the [noun] of	69
10	[verb] on the role of	69
11	took on the [noun] of	66
12	[v-ing] on the [noun] of	64
13	carry on the [noun] of	59
14	[vb infin] on the [noun] of	56
15	hang on the [noun] of	52
16	take on the [noun] of	49
17	[vb -s] on the [noun] of	48
18	[vb base] on the [noun] of	45
19	takes on the [noun] of	37
20	taking on the [noun] of	33
21	take on the [noun] of	27
22	[verb] on the task of	23
23	[verb] on the task of	22
24	[verb] on the business of	20
25	[verb] on the business of	20
26	[verb] on the back of	20
27	to carry on the [noun] of	18
28	hanging on the [noun] of	18
29	[verb] on the responsibility of	16
30	[verb] on the back of	16