Arranging order according to good and bad

causes related to man

Expensive and hard to visit doctors

Hard to leach gold ore

Hard to mine orebody

long diseases hard to cure

massive and hard to grind layer

Organism hard to degrade

resistance to hard water

test to find out the fact by using tracer

to find optimization through randomized research

Try to find out

distance from the foramen ovale to the anterior root of the temporomandibular articular tubercle and to the incisure and to the incisure of the infrazygomatic crest

good birth and good care

Man having sex with man MSMs

Hard Roof and Hard Coal

Hard Roof and Hard Floor

a form of address formerly used by an employee to his employer or tenant- peasant to his landlord

a modest spur to induce others to come forward with valuable contributions