We found one dictionary that defines the word every two years:

Phrases: they are recycled every two years, happening every two years, more... ▸ Words similar to every two years ▸ Usage examples for every two years ▸ Idioms related to every two years ▸ Wikipedia articles (New!) ▸ Words that often appear near every two years ▸ Rhymes of every two years ▸ Invented words related to every two years