Perhaps you should try some spelling variations:
"nhung thoi quen vang. toi dong hoc mot" » "nhung thi quen vang. toi dong hoc mot", "phung thi quen vang. toi dong hoc mot", "nhung loi quen vang. toi dong hoc mot", "nhung thoi quan van. toi dong hoc mot", "nhung thoi que van. toi dong hoc mot", "nhung thoi que lang. toi dong hoc mot", "nhung thoi quen vang. hoi dong hoc mot", "nhung thoi quen vang. thi dong hoc mot", "nhung thoi quen vang. loi dong hoc mot", "nhung thoi quen vang. toi dong co mot", "nhung thoi quen vang. toi dong luc mot", "nhung thoi quen vang. toi dong hoc moi"
"nhung gi luan van. boi duong thi lo" » "nhung gi luan van. hai duong thi lo", "nhung gi luan van. doi tuong thi lo", "nhung gi luan van. con duong thi lo", "nhung gi luan van. boi luong thi lo", "nhung gi luan van. boi dang thi lo", "nhung bi luan van. boi duong thi lo", "nhung bai luan van. boi duong thi lo", "nhung gia luan van. boi duong thi lo", "nhung li luan van. boi duong thi lo", "nhung gi luan van. boi duong thi loc", "nhung gi luan van. boi duong thi mo", "nhung gi luan van. boi duong thi le"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("nhung gi luan van. boi duong thi lo") or ("nhung thoi quen vang. toi dong hoc mot"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung gi luan van. boi duong thi lo") OR ("nhung thoi quen vang. toi dong hoc mot")).
• Removing quotes may allow a broader search: (( nhung gi luan van. boi duong thi lo ) or ( nhung thoi quen vang. toi dong hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (("nhung gi luan van. boi duong thi lo") or ("nhung thoi quen vang. toi dong hoc mot"))*.