I recorded the following extra words (from the 1st edition):
For my reading, click here

while: ἐν ᾧ
to the garden (dative case): τῷ κήπῳ (dative case of: ὁ κῆπος, τοῦ κήπου)
the sheepfold: τὸ αὔλιον
he barks: ὑλακτεῖ
after them: μετὰ αὐτούς  μετά + accusative forms = after (running, coming, following after)
come back! ἐπάνελθε
you cursed one! ὦ κατάρατε (seen in lesson 2b, when Xanthias was sleeping again, instead of working)
he shouts loudly: μέγα βοᾷ
finally, at last: τέλος (δὲ)
he despairs. ἀθυμεῖ
from where have you come?  πόθεν ἥκεις;
somewhere: που (attention, enclitic!)
his stick: τὸ βάκτρον
together with: ἅμα + dative case form