Stem لَوْلَآ has 3 unique word forms and appears 32 times in the Quran.

Word Translation Occurrences
لَوۡلَآ if not, Why has not, Why has not been, why not 40
وَلَوۡلَآ And if not, And why (did you) not, And why not 14
فَلَوۡلَآ And if not, Then why not 10