problem is a vccv.
Probably
problem
"Distance" is a VCCV word, with the short vowel 'i' sound in the first syllable and the 'e' sound in the second syllable.
vcv
vccv
Vccv
vccv
vccv
"Problem" is a VCCV word, with the vowels 'o' and 'e' being short in this case.
vcv
VCV