要求【ようきゅう】
demand, firm request, requisition, requirement, desire
請求【せいきゅう】
claim, demand, charge, application, request, billing (for a service)
求人【きゅうじん】
recruiting, job offer, job vacancy
欲求【よっきゅう】
desire, want, will, wish, urge, craving
追求【ついきゅう】
pursuit (of a goal, ideal, etc.), search, chase, seeking after
求職【きゅうしょく】
job hunting, seeking employment
探求【たんきゅう】
search, quest, pursuit