Solely in terms of the visa application technical process and documentary evidence needed there's really very little difference between the Fiancee Visa and Spouse Visa.

Try to take time to read this forum thread called Fiance(e) Visa or Spouse Visa? Which is best?

I've already provided a link for spouse visa (above) but you may also find this thread on getting married in the Philippines to be helpful:-
Getting Married.
The 1st step