Perhaps you should try some spelling variations:
nang thuong » hang thuong, dang thuong, cong thuong
nang truong » tang truong, quang truong, nang luong
chieu tach » chiet tach, chieu sach, chiu trach
ho chieu » theo chieu, hoc thieu, doi chieu
hanh han » hanh nhan, hanh phan, hanh san
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap
han va » hang va, hanh va, nhan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tach - hanh han va ((nang thuong) OR (nang truong)) dan ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tach - hanh han va ((nang thuong) OR (nang truong)) dan ((toan tai) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu tach - hanh han va ((nang thuong) OR (nang truong)) dan ((toan tai) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu tach - hanh han va ((nang thuong) OR (nang truong)) dan ((toan tai) or (toan cao))*.