1.what
2.or
3.becauce
4.since
5.but
6.becauce
7.if
8.which
9.when
10.if
11.when
12.if
13.becauce
14.after
15.but
16.either or
17.if
1.what
2.or
3.becauce
4.since
5.but
6.becauce
7.if
8.which
9.when
10.if
11.when
12.if
13.becauce
14.after
15.but
16.either or
17.if