We prove that groups enjoying the falsification by fellow traveler property are of type F3, and have at most an exponential second order isoperimetric function.

Arabic corpus linguistics is currently enjoying a surge in activity. As the growth in the number of available Arabic corpora continues, there is an increased need for robust tools that can process this data, whether it be for research or teaching. One such tool that is useful for both groups is the concordancer — a simple tool for displaying a specified target word in its context. However, obta...