A comparative Dictionary of the Indo-Aryan Languages + Phonetic Analyses + IndexesRalph Lilley TurnerEsauritoAvvisami
YLE tests flyers. Four tests for Cambridge English: Flyers + Teacher's BookPetrina CliffEsauritoAvvisami
Oxford Dictionary of Current idiomatic English. Volume 2. Phrase. Clause & Sentence IdiomsAnthony Paul CowieEsauritoAvvisami