οι definite article - nominative plural masculine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
γαρ conjunction
gar  gar: assigning a reason (used in argument, explanation or intensification; often with other particles)
μαθηται noun - nominative plural masculine
mathetes  math-ay-tes': a learner, i.e. pupil -- disciple.
αυτου personal pronoun - genitive singular masculine
autos  ow-tos': the reflexive pronoun self, used of the third person , and (with the proper personal pronoun) of the other persons
απεληλυθεισαν verb - pluperfect active indicative - third person
aperchomai  ap-erkh'-om-ahee: to go off (i.e. depart), aside (i.e. apart) or behind (i.e. follow), literally or figuratively -- come, depart, go (aside, away, back, out, ... ways), pass away, be past.
εις preposition
eis  ice: to or into (indicating the point reached or entered), of place, time, or (figuratively) purpose (result, etc.); also in adverbial phrases
την definite article - accusative singular feminine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
πολιν noun - accusative singular feminine
polis  pol'-is: a town (properly, with walls, of greater or less size) -- city.
ινα conjunction
hina  hin'-ah: in order that (denoting the purpose or the result) -- albeit, because, to the intent (that), lest, so as, (so) that, (for) to.
τροφας noun - accusative plural feminine
trophe  trof-ay': nourishment; by implication, rations (wages) -- food, meat.
αγορασωσιν verb - aorist active subjunctive - third person
agorazo  ag-or-ad'-zo: to go to market, i.e. (by implication) to purchase; specially, to redeem -- buy, redeem.