If you were using an older guide to complete episode 2 like this one:
Episode 2
void + glass = light bulb
void + electricity = radio wave
light bulb + radio wave = tv
tv + book = computer
radio wave + radio wave = radiation
metal + radiation = plutonium
plutonium + weapon = nuclear bomb
computer + radio wave = cell phone
energy + fire = plasma
plasma + void = sun
sun + grass = flower
sun + flower = sunflower
tree + flower = apple
sand + tree = palm tree
seeds + energy = coffee
void + airplane = rocket
Void + rocket= Satellite
Radio wave + fire = laser
laser + book = cd
metal + water = quicksilver
quick silver demigod= philospher's stone
Apple + cell phone = gold
human + computer = cyborg
computer + computer = internet
Credit goes to ricky horror for the episode 2 guide
. . . . you might be missing some elements . . . . I had to redo the following elements from episode 1:
ice = water + glass
snow = ice + air
vodka = alcohol + water
alcoholic = alcohol / vodka + human
Sex = Human + Human
Tobacco = Fire + Grass
Cigarettes = Tobacco + Paper
Thanks to Senior Chupon and D0ubleD93 for helping to find the missing elements in episode 2.
. . . . If you miss something then here's the link of Doodle God Guide.