In order to look up DMS coordinates on HERE WeGo Maps, please leave a space for the degree symbol, and type the rest of the information as listed in the 'Where to' field. 

For example, if you'd like to find N 52° 31' 51.096'', E13° 23' 4.884'' 

Simply type in N52 31'51.096, E13 23'4.884