Perhaps you should try some spelling variations:
van thanh » ban thanh
tru nang » tra nang, tri nang, truc nano
van tuan » van quan, van ban, anh tuan
su sach » so sach, vu sach
tu nang » tu nong, tu nano, tu lang
qua cam » qua cham, qua cac, qua ca
luu tre » luu tru, cuu tre, luy tre
vi luu » vi lua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((tu nang) or (tru nang)) xa hoi. hieu qua cam xuc ((van thanh) OR (van tuan)) vi luu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((tu nang) OR (tru nang)) xa hoi. hieu qua cam xuc ((van thanh) OR (van tuan)) vi luu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((tu nang) or (tru nang)) xa hoi. hieu qua cam xuc ((van thanh) OR (van tuan)) vi luu tre".
• Adding a wildcard symbol may retrieve word variants: su sach ((tu nang) or (tru nang)) xa hoi. hieu qua cam xuc ((van thanh) OR (van tuan)) vi luu tre*.