"during vacation" is a correct and usable phrase in written English.
For example, "I love to relax during vacation."
Racquet Clubs during vacation periods.
"But it was during vacation.
Ordinarily, illness during vacation is not counted as sick leave.
"They did this during vacation when they were teenagers.
Once, during vacation, she brought a friend to the Chelsea to meet her mom.
The confirmation of positive affective expectations mediated the effect of PO on low negative mood during vacation.
Refrigerators must be kept in sanitary condition at all times, including during vacation periods.
Golf Club, in Ga., and, who went there with him during vacation after the campaign.
January midterms would be pushed back two weeks so students would not have to study during vacation.
8-10 full time doctors staff these hospitals with routine schedules and occasional rotations/fill ins during vacation times.
Higher PO ratings were related to lower negative mood during vacation, higher confirmation of positive affective expectations, and greater satisfaction with vacation leisure activities.
