Perhaps you should try some spelling variations:
nhung trong » hung trong, nhung tuong, thuong trong
hanh trinh » canh tranh, hanh chinh
trinh luan » trinh luat, trinh quan, trinh han
luan nhung » luan chung, luan hung, quan nhung
trong minh » truong minh, trong kinh, thong minh
tieu sach » chieu sach, dien sach, te sach
minh van » dinh van, minh va, vinh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - hanh trinh luan nhung trong minh van ban~.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - hanh trinh luan nhung trong minh van ban*.