dia (Greek #1223)
through (in very wide applications, local, causal, or occasional)
KJV usage: after, always, among, at, to avoid, because of (that), briefly, by, for (cause) ... fore, from, in, by occasion of, of, by reason of, for sake, that, thereby, therefore, X though, through(-out), to, wherefore, with (-in). In composition it retains the same general importance.
Pronounce: dee-ah'
Origin: a primary preposition denoting the channel of an act
tis (Greek #5101)
an interrogative pronoun, who, which or what (in direct or indirect questions)
KJV usage: every man, how (much), + no(-ne, thing), what (manner, thing), where (-by, -fore, -of, -unto, - with, -withal), whether, which, who(-m, -se), why.
Pronounce: tis
Origin: probably emphatic of 5100