Use the shortest suffix possible as a condition.

Example:

< SFX 55 0 arnir títan is:1fá
< SFX 55 0 arnir ofn is:1fá
< SFX 55 0 arnir þegn is:1fá
< SFX 55 0 arnir turn is:1fá
---
> SFX 55 0 arnir an is:1fá
> SFX 55 0 arnir fn is:1fá
> SFX 55 0 arnir gn is:1fá
> SFX 55 0 arnir rn is:1fá
Simplify conditions using bracket expressions.

Example:

< SFX 55 0 ar l is:1fó
< SFX 55 0 ar an is:1fó
< SFX 55 0 ar fn is:1fó
< SFX 55 0 ar gn is:1fó
< SFX 55 0 ar rn is:1fó
< SFX 55 0 ar án is:1fó
< SFX 55 0 ar er is:1fó
< SFX 55 0 ar ár is:1fó
< SFX 55 0 ar s is:1fó
< SFX 55 0 ar t is:1fó
< SFX 55 0 ar ó is:1fó
---
> SFX 55 0 ar [lstó] is:1fó
> SFX 55 0 ar [afgrá]n is:1fó
> SFX 55 0 ar [eá]r is:1fó