Following are a number of back-translations as well as a sample translation for translators of Job 6:20:

• Kupsabiny: “But their stomachs die (lose hope)
  when they reached to riverbeds/valleys without water.” (Source: Kupsabiny Back Translation)
• Newari: “They are distressed, because they had been confident, thinking that there would be water.
  But upon arrival, they were disappointed. There was no water.” (Source: Newari Back Translation)
• Hiligaynon: “but they were- disappointed. They hoped that there is water there, but when they arrived there is none actually.” (Source: Hiligaynon Back Translation)