Perhaps you should try some spelling variations:
cham loc » cham soc, chon loc, hau loc
hieu van » hieu va, thien van, lieu va
lang xa » lang ha, dang xay, lang van
cuu tre » cua tre, cau tren, cau treo
sach o » sach lo, sac o, mach o
cham o » cham soc
ca dan » cac dan, ca dao
dan di » danh di, dan da, dan de
di cuu » di cau, di cua, dinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach o) OR (sach y)) lang xa hoi. hieu van ((cham loc) or (cham o)) ca dan di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach o) OR (sach y)) lang xa hoi. hieu van ((cham loc) OR (cham o)) ca dan di cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach o) OR (sach y)) lang xa hoi. hieu van ((cham loc) or (cham o)) ca dan di cuu tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach o) OR (sach y)) lang xa hoi. hieu van ((cham loc) or (cham o)) ca dan di cuu tre*.