yi dwags rigs bzhi

ཡི་དྭགས་རིགས་བཞི
the four kinds of pretas [zas skom la phyi'i sgrib pa yod outwardly obstructed from food and drink, by spirits or foul appearance; 2) zas skom la nang gi sgrib pa yod inner obstructions of very small gullet; 3) me lce phreng ba can when they eat or drink they? are changed into fire; 4) ljan ljin za ba subsisting on mucus, excrement, urine etc. or their own flesh and blood [IW]

the four kinds of pretas [zas skom la phyi'i sgrib pa yod outwardly obstructed from food and drink, by spirits or foul appearance; 2) zas skom la nang gi sgrib pa yod inner obstructions of very small gullet; 3) me lce phreng ba can when they eat or drink they? are changed into fire; 4) ljan ljin za ba sussisting on mucus, excrement, urine etc. or their own fles and blood [IW]