Perhaps you should try some spelling variations:
hanh sinh » hanh tinh, hanh dinh, hinh sinh
vat nhung » va nhung, vai nhung, ve nhung
vap nhung » va nhung, ve nhung, voi nhung
cong tap » cuong tap, cong tac, cong tan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
va tinh » may tinh
ho va » ho van, nho va, tho va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho va tinh - hanh sinh ((vat nhung) OR (vap nhung)) cong tap ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho va tinh - hanh sinh ((vat nhung) or (vap nhung)) cong tap ((toan cau) OR (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: ho va tinh - hanh sinh ((vat nhung) or (vap nhung)) cong tap ((toan cau) OR (toan cao))*.