Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
ban hanh » ban hang
hieu ve » hieu va, hieu van
thai cu » thai cua, thai xu, thi cu
xuc ban » duc ban, cuc ban, quoc ban
cac xuc » cam xuc, cac nuoc, chat xuc
cu tren » tu tren, dua tren
so hai » son hai, su hai, so ha
ve cac » va cac, vien cac
o hoa » do hoa, so hoa, o ha
o hai » co hai, o lai, _ hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky nang ((o hoa) or (((o hai) or (so hai)))). hieu ve cac xuc ban hanh thai cu tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky nang ((o hoa) OR (((o hai) OR (so hai)))). hieu ve cac xuc ban hanh thai cu tren.
• Adding a wildcard symbol may retrieve word variants: tu cac ky nang ((o hoa) or (((o hai) or (so hai)))). hieu ve cac xuc ban hanh thai cu tren*.