Structures passing deep to posterior border of hyoglossus from above to downwards:
Glossopharyngeal nerve, stylohyoid ligament, lingual artery.
Stylohyoid ligament, glossopharyngeal nerve, lingual artery.
Stylohyoid ligament, lingual artery, glossopharyngeal nerve.
Lingual artery, stylohyoid ligament, glossopharyngeal nerve.