Perhaps you should try some spelling variations:
bon thong » bon thuong, bo thong, ban thong
cong tinh » cong trinh, cong vinh, long tinh
hoach ha » hoach va, hoach xay, hoach hoi
gioi bon » gioi hon, gioi binh, gioi dong
sach han » sach tham, sach danh, sach nang
loi gian » loi giai, toi gian, thoi gian
me gioi » me giai, ve gioi, me nguoi
tu sach » thu sach, su sach, te sach
han loi » hang loi, van loi, han li
ha me » cha me, ba me, ha le

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu hoach ha me gioi bon thong tin ) or ( tu sach han loi gian trong cong tinh ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu hoach ha me gioi bon thong tin ) OR ( tu sach han loi gian trong cong tinh )).
• Adding a wildcard symbol may retrieve word variants: (( thu hoach ha me gioi bon thong tin ) or ( tu sach han loi gian trong cong tinh ))*.