Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
dang thai » dang thi, dang hai, lang thai
dang khai » dang khoi, dang hai, quang khai
nang ma » tang ma, sang ma, nang cao
cua duc » cua tuc, cua nuoc, cua quoc
lanh y » anh y, hanh y, lanh lay
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
va dat » va dao, va dau, va dap
cua te » cua tu
nuoc » quoc, duoc, ngoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat lanh y nang ma hoi. lieu va dat nuoc va ((dang thai) or (dang khai)) ((cua te) or (cua duc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh y nang ma hoi. lieu va dat nuoc va ((dang thai) OR (dang khai)) ((cua te) OR (cua duc)).
• Adding a wildcard symbol may retrieve word variants: thuat lanh y nang ma hoi. lieu va dat nuoc va ((dang thai) or (dang khai)) ((cua te) or (cua duc))*.