Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
phieu lang » chieu sang, nhieu tang, phu lang
thong hung » thong huong, thong nhung, thuong hung
hieu lang » chieu sang, hieu quang, nhieu tang
trinh vat » trinh van, trinh luat, sinh vat
vat thong » va thong, vat trong, mat thong
hung tinh » hung thinh, nhung tinh, dung tinh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi ((phieu lang) or (hieu lang)) - hanh trinh vat thong hung tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi ((phieu lang) OR (hieu lang)) - hanh trinh vat thong hung tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoi ((phieu lang) or (hieu lang)) - hanh trinh vat thong hung tinh toan cau*.