Perhaps you should try some spelling variations:
phap sinh » phau sinh, phai sinh, phap tinh
trinh doc » trinh do, trinh hoa, trinh co
vat dinh » va dinh, van dinh, vat sinh
dinh f.c » dinh cac, dinh doc, dinh hoc
dinh duc » minh duc, ninh duc, tinh duc
thi hanh » thi thanh
va trinh » van trinh, va tinh, lap trinh
vi dinh » vi sinh, vi tinh, vu dinh
hanh va » hang va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( phap sinh vat dinh f.c. ) or ((( thuc hanh vi dinh duc. ) or ( thi hanh va trinh doc. ))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( phap sinh vat dinh f.c. ) OR ((( thuc hanh vi dinh duc. ) OR ( thi hanh va trinh doc. )))).
• Adding a wildcard symbol may retrieve word variants: (( phap sinh vat dinh f.c. ) or ((( thuc hanh vi dinh duc. ) or ( thi hanh va trinh doc. ))))*.