sự thiếu nhân công 
the shortage of manpower [ sự ] : deed, act, action event, occurrence, (classifier for actions, states)
[ thiếu ] : to be insufficient, lack, owe (sb money for sth); deficit, shortage, deficiency; minus
[ nhân ] : (1) at the time of; (2) core, kernel, almond; (3) to multiply; (4) man, person; (5) to cause
[ công ] : (1) labor, effort, work; (2) (bank) account; (3) peacock; (4) duke; (5) wages, salary, pay; (6) fair, equal, just; (7) public, common; (8) to attack
Most Common Compounds Set 1:
Most Common Compounds Set 2 :