lst:=[[x^3*cos(b*x^2+a),x,1],
[x^2*cos(b*x^2+a),x,1],
[x*cos(b*x^2+a),x,1],
[cos(b*x^2+a),x,1],
[cos(b*x^2+a)/x,x,1],
[cos(b*x^2+a)/x^2,x,1],
[cos(b*x^2+a)/x^3,x,1],
[x^3*cos(b*x^2+a)^2,x,1],
[x^2*cos(b*x^2+a)^2,x,1],
[x*cos(b*x^2+a)^2,x,1],
[cos(b*x^2+a)^2,x,1],
[cos(b*x^2+a)^2/x,x,1],
[cos(b*x^2+a)^2/x^2,x,1],
[cos(b*x^2+a)^2/x^3,x,1],
[x^3*cos(b*x^2+a)^3,x,1],
[x^2*cos(b*x^2+a)^3,x,1],
[x*cos(b*x^2+a)^3,x,1],
[cos(b*x^2+a)^3,x,1],
[cos(b*x^2+a)^3/x,x,1],
[cos(b*x^2+a)^3/x^2,x,1],
[cos(b*x^2+a)^3/x^3,x,1],
[x*cos(b*x^2+a)^7,x,1],
[x^(5/2)*cos(b*x^2+a),x,1],
[x^(3/2)*cos(b*x^2+a),x,1],
[x^(1/2)*cos(b*x^2+a),x,1],
[cos(b*x^2+a)/x^(1/2),x,1],
[cos(b*x^2+a)/x^(3/2),x,1],
[cos(b*x^2+a)/x^(5/2),x,1],
[x^(5/2)*cos(b*x^2+a)^2,x,1],
[x^(3/2)*cos(b*x^2+a)^2,x,1],
[x^(1/2)*cos(b*x^2+a)^2,x,1],
[cos(b*x^2+a)^2/x^(1/2),x,1],
[cos(b*x^2+a)^2/x^(3/2),x,1],
[cos(b*x^2+a)^2/x^(5/2),x,1],
[cos(a+b/x),x,1],
[cos(a+b/x)/x,x,1],
[cos(a+b/x)/x^2,x,1],
[cos(a+b/x)/x^3,x,1],
[cos(a+b/x)/x^4,x,1],
[cos(a+b/x^2),x,1],
[cos(a+b/x^2)/x,x,1],
[cos(a+b/x^2)/x^2,x,1],
[cos(a+b/x^2)/x^3,x,1],
[cos(a+b/x^2)/x^4,x,1],
[cos(x^(1/2))^2/x^(1/2),x,1],
[cos(x^(1/2))/x^(1/2),x,1],
[cos(x^(1/2)),x,1],
[cos(x^(1/2))^2,x,1],
[x^(3/2)*cos(a+b*x^(1/3)),x,1],
[x^(1/2)*cos(a+b*x^(1/3)),x,1],
[cos(a+b*x^(1/3))/x^(1/2),x,1],
[cos(a+b*x^(1/3))/x^(3/2),x,1],
[cos(a+b*x^(1/3))/x^(5/2),x,1],
[cos(a+b*x^(1/3))/x^(7/2),x,1],
[x^(3/2)*cos(a+b*x^(1/3))^2,x,1],
[x^(1/2)*cos(a+b*x^(1/3))^2,x,1],
[cos(a+b*x^(1/3))^2/x^(1/2),x,1],
[cos(a+b*x^(1/3))^2/x^(3/2),x,1],
[cos(a+b*x^(1/3))^2/x^(5/2),x,1],
[cos(a+b*x^(1/3))^2/x^(7/2),x,1],
[cos(x^(1/3))^3,x,1],
[cos(x^(1/6))/x^(5/6),x,1],
[(e*x)^m*(b*cos(c+d*x^n))^p,x,0],
[(e*x)^m*(a+b*cos(c+d*x^n))^p,x,0],
[(e*x)^(-1+n)*(b*cos(c+d*x^n))^p,x,1],
[(e*x)^(-1+2*n)*(b*cos(c+d*x^n))^p,x,0],
[(e*x)^(-1+n)*(a+b*cos(c+d*x^n))^p,x,1],
[(e*x)^(-1+2*n)*(a+b*cos(c+d*x^n))^p,x,0],
[cos(a+b*x^n)/x,x,1],
[cos(a+b*x^n)^2/x,x,1],
[cos(a+b*x^n)^3/x,x,1],
[cos(a+b*x^n)^4/x,x,1],
[cos(a+b*x^n),x,1],
[cos(a+b*x^n)^2,x,1],
[cos(a+b*x^n)^3,x,1],
[x^m*cos(a+b*x^n),x,1],
[x^m*cos(a+b*x^n)^2,x,1],
[x^m*cos(a+b*x^n)^3,x,1],
[x^(-1-n)*cos(a+b*x^n),x,1],
[x^(-1-n)*cos(a+b*x^n)^2,x,1],
[x^(-1-n)*cos(a+b*x^n)^3,x,1],
[x^(-1-2*n)*cos(a+b*x^n),x,1],
[x^(-1-2*n)*cos(a+b*x^n)^2,x,1],
[x^(-1-2*n)*cos(a+b*x^n)^3,x,1],
[x^2*cos((b*x+a)^2),x,1],
[x*cos((b*x+a)^2),x,1],
[cos((b*x+a)^2),x,1],
[cos((b*x+a)^2)/x,x,0],
[cos((b*x+a)^2)/x^2,x,0],
[x^2*cos(a+b*(d*x+c)^(1/2)),x,1],
[x*cos(a+b*(d*x+c)^(1/2)),x,1],
[cos(a+b*(d*x+c)^(1/2)),x,1],
[cos(a+b*(d*x+c)^(1/2))/x,x,1],
[cos(a+b*(d*x+c)^(1/2))/x^2,x,1],
[x^2*cos(a+b*(d*x+c)^(1/3)),x,1],
[x*cos(a+b*(d*x+c)^(1/3)),x,1],
[cos(a+b*(d*x+c)^(1/3)),x,1],
[cos(a+b*(d*x+c)^(1/3))/x,x,1],
[cos(a+b*(d*x+c)^(1/3))/x^2,x,1]]