Combine two or more cells and transpose in Google Sheets
=TRANSPOSE(SPLIT(TEXTJOIN(",",1,A1:C1),","))
=TRANSPOSE(SPLIT(TEXTJOIN(",",1,A1:C1),","))
=TRANSPOSE(SPLIT(TEXTJOIN(",",1,A1:C1),","))
A1:C1 = data cell to combine and transpose
1 = ignore_empty, you can use TRUE insisted of 1 as well
"," = delimiter, a string, possibly empty, or a reference to a valid string. If empty, the text will simply be concatenated.