Perhaps you should try some spelling variations:
"mach thuong dan đoc truyen thong anh" » "sach thuong dan đoc truyen thong anh", "anh thuong dan đoc truyen thong anh", "minh thuong dan đoc truyen thong anh", "mach huong dan đoc truyen thong anh", "mach thuong han đoc truyen thong anh", "mach thuong dam đoc truyen thong anh", "mach thuong dan đoc truyen thong danh", "mach thuong dan đoc truyen hong anh", "mach thuong dan đoc truyen trong anh"
"minh xuong dan đoc truyen thong lanh" » "minh tuong dan đoc truyen thong lanh", "minh cuong dan đoc truyen thong lanh", "minh vuong dan đoc truyen thong lanh", "minh xuong dan đoc truyen thong danh", "minh xuong dan đoc truyen tuong lanh", "minh xuong dan đoc truyen thong thanh", "minh huong dan đoc truyen thong lanh", "minh xuong san đoc truyen thong lanh"

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: (("mach thuong dan đoc truyen thong anh") or ("minh xuong dan đoc truyen thong lanh"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("mach thuong dan đoc truyen thong anh") OR ("minh xuong dan đoc truyen thong lanh")).
• Removing quotes may allow a broader search: (( mach thuong dan đoc truyen thong anh ) or ( minh xuong dan đoc truyen thong lanh )).
• Adding a wildcard symbol may retrieve word variants: (("mach thuong dan đoc truyen thong anh") or ("minh xuong dan đoc truyen thong lanh"))*.