Perhaps you should try some spelling variations:
"tu cach han de giai con thong minh" » "tu cach han de giai con hoang minh", "tu cach han de giai cong thong minh", "tu cach han de giai con hong minh", "tu cach han de giai cong thuong minh", "tu cach hoan de giai con thong minh", "tu sach han de giai con thong minh", "tu cach van de giai con thong minh", "tu cach han de gian con thong minh", "tu cach han de giai doan thong minh", "tu cach han de giao cong thong minh", "tu cac han de giai con thong minh", "tu cach han dan giai con thong minh", "tu cach han kem giai con thong minh", "tu cach hanh de giai con thong minh", "tu cach han du giai con thong minh"
"vu khac xa lam nguoi con thong tin" » "vu khac xa lam nguoi cong thong tin", "vu khac xa lam nguoi con hong tin", "vu khac xa lam nguoi cong thuong tin", "vu khac xa dao nguoi con thong tin", "vu khac xa tay nguoi con thong tin", "vu khac xa lam nguoi co thong tin", "vu khac xa lam nguoi cor thong tin", "vu kham xa lam nguoi con thong tin", "vu khanh xa lam nguoi con thong tin", "bui khac xa lam nguoi con thong tin", "vu khac hau lam nguoi con thong tin", "vu khac lau lam nguoi con thong tin", "vu khac dai lam nguoi con thong tin", "vu khac va lam nguoi con thong tin", "vu khac da lam nguoi con thong tin", "vu khac xa la nguoi con thong tin", "vu khac xa lam nguoi con thong tinh"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("tu cach han de giai con thong minh") or ("vu khac xa lam nguoi con thong tin"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("tu cach han de giai con thong minh") OR ("vu khac xa lam nguoi con thong tin")).
• Removing quotes may allow a broader search: (( tu cach han de giai con thong minh ) or ( vu khac xa lam nguoi con thong tin )).
• Adding a wildcard symbol may retrieve word variants: (("tu cach han de giai con thong minh") or ("vu khac xa lam nguoi con thong tin"))*.