bring some sense into this sentence

Change-Id: Iafbe1af1ced97e73f2b7171656f8ab3627440a66
(cherry picked from commit 92a81c214a5fa872d11c1037f1082abe02975ab0)
copy-pasted sizelb is langlb instead

Change-Id: I0671f827c1e8fe8f6b7a17b466457a615361b4ac
(cherry picked from commit a51fbffad0cbada07d335470ee042152f94bdbd7)
document language list combo box

Change-Id: I77097ca9e91233222108043cbe1ca9c12a326d74
(cherry picked from commit 10178deb770a99a29e299e0f3e553e25f1d3ad36)