[lemma=be] [lemma=too] [word=short] [lemma=□] □
[lemma=be] [lemma=too] [word=short] [lemma=to] □
[lemma=be] [lemma=too] [word=short] [lemma=be] □
These wavelengths of light are too short to been seen by the human eye . You might be tempted to think that the course is too short to be fun , but think otherwise .