Following are a number of back-translations as well as a sample translation for translators of Job 5:12:

• Kupsabiny: “He causes the clever/crafty to get lost
  their plans do not get fulfilled/accomplished.” (Source: Kupsabiny Back Translation)
• Newari: “He spoils the plans of the crafty,
  so that they will not succeed.” (Source: Newari Back Translation)
• Hiligaynon: “He destroys the plans of the deceitful people, so-that they will- not -succeed.” (Source: Hiligaynon Back Translation)