EU

1. This letter combination represents the sound /ju/:
E.g.
union -> euñon
unity -> eunety
unique -> euniq
to use -> ta euse
to confuse -> ta confeuse
usual -> eus̃ual
uniform -> eunifôm
uniformity -> eunifômety

2. In some words it represents the sound /ʊ/
wood -> ɯeud

3. The letter s becomes a voiceless postalveolar fricative /ʃ/ when it comes before -eu:
shoe -> seu
to shoot -> ta seute