You can search for public transport routes in the ‘Journey Planner’ page:

1. Go to ‘Home’ > ‘Journey Planner’
2. Key in a location name/address/keyword in ‘From’ input
3. Select a suggested result
4. Repeat steps 2 & 3 for ‘To’ input
5. Select a transportation mode & options (both are optional)
6. Set a departure time (also optional)
7. Tap the ‘Search’ button and wait for search results
8. Select a suggested route for further details