Disclosed are methods and systems for monitoring control channel candidates in a common search space (or a common search space set) in a wireless communication network. One of the methods is performed at a user equipment (UE). The method comprises: determining a first set of parameters for configuring a first set of monitoring occasions for the UE to monitor control channel candidates in a common search space (CSS); transmitting, to a network entity, an indication indicating the first set of parameters; and monitoring control channel candidates in the CSS during the first set of monitoring occasions.