Stem فَعَلُ has 2 unique word forms and appears 9 times in the Quran.

Word Translation Occurrences
فَعَلُواْ had done, <span class='v'>had</span> <span class='v'>done</span>, <span class='v'>they</span> <span class='v'>did</span>, <span class='v'>they</span> <span class='v'>do</span>, they did, they do 8
فَعَلُوهُ <span class='v'>they</span> <span class='v'>did</span>, <span class='v'>they</span> <span class='v'>would</span> <span class='v'>have</span> <span class='v'>done</span> <span class='v'>it</span>, they did, they would have done it 4
فَعَلُوهُۖ <span class='paren'>(would)</span> <span class='v'>they</span> <span class='v'>have</span> <span class='v'>done</span> <span class='v'>so</span>, <span class='v'>they</span> <span class='paren'>(would)</span> <span class='v'>have</span> <span class='v'>done</span> <span class='v'>it</span>, they (would) have done it, (would) they have done so 4
فَعَلُوهُۚ <span class='v'>they</span> <span class='v'>did</span> <span class='punc'>[</span><span class='v'>it</span><span class='punc'>]</span>, they did [it] 2