Perhaps you should try some spelling variations:
thuong trong » thong trong, duong trong, thuoc trong
chieu tach » chiet tach, chieu sach, chiu trach
trinh van » trinh han, trinh quan, trinh toan
trong van » trong cac
ho chieu » theo chieu, hoc thieu, mot chieu
trinh va » trinh vat, trinh ve, trinh vi
van chat » cao chat
chat ran » chat ban, chat 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 - canh ((trinh va) or (trinh van)) thuong trong van chat ran~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tach - canh ((trinh va) OR (trinh van)) thuong trong van chat ran*.