english: Jhfxyjfhjhjhkhhdtdtfnhjhjb hvydhbn hey nah gun hvybj hvybj hvybj him bun jvyctsghnh tcj her n f n him g j t j him ubufybknknugyfybj hvybj much hbi b mhvhgvhtdj gf.
non_english: Giuùp phaùt hieän nhöõng haïn cheá veà nguoàn löïc nhôø ñoù coù theå huy ñoäng caùc nguoàn löïc beân ngoaøi ñeå ñaûm baûo ñaït caùc muc tieâu ñeà ra vôùi chi phí thaáp nhaát.