Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
lieu tinh » trieu tinh, diep tinh, bien tinh
tinh hinh » tinh ninh, tinh binh, linh chinh
vat thong » va thong, vat trong, mat thong
hinh vat » sinh vat, hinh va, dinh vat
cong san » cong tac
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan lap
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - tinh hinh vat thong cong san ((than cau) or (((phan cau) or (phan tu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - tinh hinh vat thong cong san ((than cau) OR (((phan cau) OR (phan tu)))).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - tinh hinh vat thong cong san ((than cau) or (((phan cau) or (phan tu))))*.