He suggested a variety of possible solutions. However, they were not effective.Propuso una variedad de soluciones posibles. Sin embargo, no eran efectivas.
I talked to Ben regarding good places to visit in Colombia. He suggested going to Cali, but I have heard that it is very dangerous.Hablé con Ben con respecto a buenos lugares para visitar en Colombia. Nos aconsejó ir a Cali, pero he oído que es muy peligroso.
The nurse doubts that Carl needs surgery. He suggested that the doctor could be be wrong.El enfermero duda que Carl necesite cirugía. Insinuó que el doctor podría estar equivocado.