Parameter for 4G as qsearchC for reselection from 2G to 4G in packet connected mode

Hello Experts.

Is there any parameter for 4G as qsearchC for reselection from 2G to 4G in packet connected mode?

There is some issue for 2G to 4G reselection when UE is using GPRS in 2G… Which parameters is needed to check in 2G?

There is feature called fast return to lte in nokia . You can activate it . Need to create ADJL in BTS level