Usage: 4 forms in 113 verses
Form Translated As     In Verse(s)
ότι αλλ η ότι αλλ η but only LXX.2Sam.24.24
αλλ΄ η But if LXX.Num.16.30
Only LXX.Num.13.28 • LXX.Num.18.15 • LXX.Num.26.33 • LXX.1Sam.21.4 • LXX.1Sam.30.17 • LXX.2Sam.13.33 • LXX.2Kgs.4.2 • LXX.2Kgs.10.23 • LXX.2Kgs.17.36 • LXX.2Kgs.17.39 • LXX.2Kgs.23.23 • LXX.Ezek.44.10
but LXX.Exod.16.8 • LXX.Deut.4.26 • LXX.Deut.12.5 • LXX.Deut.12.15 • LXX.Deut.29.20 • LXX.1Sam.8.19 • LXX.1Sam.30.22 • LXX.1Kgs.8.19 • LXX.1Kgs.18.18 • LXX.1Kgs.22.31 • LXX.2Chr.18.30 • LXX.2Chr.19.3 • LXX.2Chr.19.6 • LXX.2Chr.20.15 • LXX.2Chr.29.34 • LXX.Esth.5.12 • LXX.Job.14.22 • LXX.Ps.1.2 • LXX.Ps.1.4 • LXX.Isa.42.19 • LXX.Isa.42.19 • LXX.Jer.19.6 • LXX.Jer.31.30 • LXX.Dan.10.7 • LXX.Dan.10.21 • LXX.Hos.1.6 • LXX.Zech.8.12
but instead LXX.Jer.20.3
but only LXX.Gen.21.26 • LXX.Gen.24.4 • LXX.Gen.47.18 • LXX.Lev.21.2 • LXX.Lev.21.14 • LXX.Num.14.23 • LXX.Num.14.30 • LXX.Num.23.13 • LXX.Num.31.23 • LXX.Deut.4.12 • LXX.Deut.5.3 • LXX.Deut.10.12 • LXX.Deut.12.14 • LXX.Deut.12.18 • LXX.Deut.16.6 • LXX.Josh.14.4 • LXX.Judg.15.13 • LXX.1Sam.8.7 • LXX.1Sam.10.19 • LXX.1Sam.12.12 • LXX.1Sam.18.25 • LXX.1Sam.21.6 • LXX.2Sam.12.3 • LXX.2Sam.13.32 • LXX.1Kgs.17.12 • LXX.1Kgs.21.29 • LXX.1Kgs.22.8 • LXX.1Kgs.22.18 • LXX.2Kgs.5.15 • LXX.2Kgs.5.17 • LXX.2Kgs.7.10 • LXX.2Kgs.13.7 • LXX.2Kgs.14.6 • LXX.2Kgs.17.40 • LXX.2Kgs.19.18 • LXX.1Chr.2.34 • LXX.1Chr.21.24 • LXX.1Chr.23.22 • LXX.1Chr.29.1 • LXX.2Chr.18.17 • LXX.2Chr.25.4 • LXX.2Chr.26.18 • LXX.2Chr.28.22 • LXX.Job.4.16 • LXX.Ps.115.1 • LXX.Isa.66.2 • LXX.Jer.7.23 • LXX.Jer.26.15 • LXX.Jer.38.4 • LXX.Jer.38.6 • LXX.Ezek.39.10 • LXX.Ezek.44.22 • LXX.Ezek.44.25 • LXX.Hos.7.14 • LXX.Mic.6.8
except LXX.1Chr.15.2 • LXX.2Chr.2.6 • LXX.2Chr.21.17 • LXX.Dan.3.28 • LXX.Dan.6.7 • LXX.Dan.6.12 • LXX.Dan.10.21
if he is not LXX.Job.6.5
none other than LXX.Gen.28.17 • LXX.1Sam.16.6 • LXX.Ps.133.1
other than LXX.Judg.7.14
unless LXX.Exod.33.16
αλλ΄ but only LXX.2Chr.35.21
αλλ η but only LXX.2Sam.19.28 • LXX.2Kgs.9.35

Liddell-Scott-Jones

ἀλλ᾽ ἢ (all᾽ ē) but only G:CONJ
combination of: ἤ (ἀλλά+ἤ)

ἀλλ᾽ ἤ,,

={ἀλλά} 1.3, except, but, after negatives, especially οὐδείς or μηδείς, which are often joined with ἄλλος or ἕτερος, as οὐδεὶς ἀλλ᾽ ἢ ἐκείνη no one except her, [Refs 5th c.BC+]; ἀργύριον μὲν οὐκ ἔχω ἀλλ᾽ ἢ μικρόν τι[Refs 5th c.BC+]:—after questions implying a negative, [ἀλλ᾽ ἢ (bis). (This form seems to arise from a confusion of οὐδὲν ἄλλο ἤ">Refs 5th c.BC+] other than, except,[Refs 5th c.BC+] except that.., and οὐδὲν ἄλλο.. ἀλά.)