If you are far from the target for a full combo E then R and Flash mid animation. Follow up with W AA Q as quickly as you can, and then the AA W sequence.
For an alternative full combo, E your target then AA W the spirit followed by an instant R. Q right after it ends then start the W AA sequence once you are in range.
Your basic full combo is to E then instantly R followed by W with an instant Q. Continue to AA then W until your R runs out or your opponent is dead, whichever comes first!
To grab a spirit when outside normal range, E then mid animation Flash.
For a long fight with the spirit W AA and instantly E Q, then AA until your W is back up.
If you're in a longer fight AA W quickly then instantly Q AA. Follow up with E and AA the spirit until it dies.
For your basic trade without E, W AA then instantly Q AA right after the dash.
When taking a basic trade, E then AA the spirit, reset your AA with W instantly then quickly Q AA.