Code:
* Example generated by -dataex-. To install: ssc install dataex
clear
input str43 Q2_8a1 double(Q2_8b1 Q2_8c1 Q2_8d1 Q2_8e1) str43 Q2_8a2    double(Q2_8b2    Q2_8c2    Q2_8d2    Q2_8e2)    str43    Q2_8a3    double(Q2_8b3    Q2_8c3    Q2_8d3    Q2_8e3)
"anil mongar"        24 1 10 1 "" . . . . "" . . . .
"Nir mala"           34 2 21 1 "" . . . . "" . . . .
"Suk mith lepcha"    64 2 21 1 "" . . . . "" . . . .
"pemba lepcha"       50 1  3 1 "" . . . . "" . . . .
"sangay tenzin"      77 1  8 1 "" . . . . "" . . . .
"Nar Badhur"         32 1  7 1 "" . . . . "" . . . .
"Pema Wangmo Lepcha" 29 2  5 1 "" . . . . "" . . . .
"neelam"             40 2 12 2 "" . . . . "" . . . .
"tandin bida"        43 2 10 1 "" . . . . "" . . . .
""                    . .  . . "" . . . . "" . . . .
"Durga"              31 1  8 1 "" . . . . "" . . . .
"nim dem"            23 2 12 1 "" . . . . "" . . . .
""                    . .  . . "" . . . . "" . . . .
"Namgay Dem"         32 2  8 1 "" . . . . "" . . . .
"kumari tamang"      41 1 21 1 "" . . . . "" . . . .
"Phuntsho wangdi"    48 1  9 1 "" . . . . "" . . . .
"Chungku"            27 2  2 1 "" . . . . "" . . . .
"Deoraj Gurung"      43 1 17 1 "" . . . . "" . . . .
""                    . .  . . "" . . . . "" . . . .
"ganga maya ghally"  45 2 21 1 "" . . . . "" . . . .
end
label values Q2_8c1 Q2_8c
label values Q2_8c2 Q2_8c
label values Q2_8c3 Q2_8c
label def Q2_8c 1 "Male", modify
label def Q2_8c 2 "Female", modify
label values Q2_8d1 Q2_8d
label values Q2_8d2 Q2_8d
label values Q2_8d3 Q2_8d
label def Q2_8d 2 "Grade 2", modify
label def Q2_8d 3 "Grade 3", modify
label def Q2_8d 5 "Grade 5", modify
label def Q2_8d 7 "Grade 7", modify
label def Q2_8d 8 "Grade 8", modify
label def Q2_8d 9 "Grade 9", modify
label def Q2_8d 10 "Grade 10", modify
label def Q2_8d 12 "Grade 12", modify
label def Q2_8d 17 "Bachelor's degree", modify
label def Q2_8d 21 "No education", modify
label values Q2_8e1 Q2_8e
label values Q2_8e2 Q2_8e
label values Q2_8e3 Q2_8e
label def Q2_8e 1 "Bhutanese", modify
label def Q2_8e 2 "Indian", modify
Dear All
How can i use loop to rename all variables from Q2_8a as name1,Q2_8b as age1 Q8_8c as sex1 Q8_8d as edu_level1 and Q8_8e nationaliy1 ajnd simultaneously name2, age2, sex2, edu2, nationality2