Verb conjugation of "burbujear" in Spanish

I ordered a cab at four o'clock in the morning which took me to the Central Bus Station. I was much to early because the bus would go just at seven o'clock. Anyway I was sitting there and listening to music.
Our link book file suddenly disappeared overnight, and the technical team had no idea why. We fixed the problem now. Please go to vocabulix and than press the menu Link Book. Do you see it now?
We again connected to the same people and we were wining a little about the fact that we had to share the boat with around seventy other passengers instead of getting a little romantic private tour.