but
then
fortunately; fortunately.
I almost happened to be crushed by the jeep, but then fortunately I was pulled [back] by him. ["Crushed" here refers to the
foot being run over, not the whole person.]
I was almost not able now to proceed with my plans [for] coming here, but then fortunately you were the one [who] called PAL
[Philippine Air Lines], then there's my ticket!