Original sentence: Despite losing 1–4 to Japan, they were the only Southeast Asian team to reach quarter-finals.In the quarterfinals, they lost to Iraq 0–2.Their group B opponents included Japan (then-Asian champion and leading Asian team in FIFA), then-Gulf champions UAE, and Qatar with the squad mostly made up from the players that won 2006 ASIAD football.Vietnam defeated UAE 2–0 and then drew 1–1 with another Gulf team, Qatar
Edited sentence: Being ranked as weaker and only above Malaysia in the tournament, while before the tournament was considered to be ranked bottom in group B which contained Japan (then-Asian champion and leading Asian team in FIFA), then-Gulf champions the UAE and Qatar with the squad mostly made up from the players that won 2006 ASIAD football, all effectively made Vietnam to face off over three champions on the same group.Even though they lost 1–4 to Japan, they were able to go on to quarter-finals and were the only host and only Southeast Asian team to reach quarter-finals.In such a group, Vietnam managed to beat  UAE 2–0 and then drew 1–1 with another Gulf team, Qatar.In the quarterfinals, they were defeated by the latter champion Iraq 0–2, nevertheless this remains as one of the best performance ever in Vietnamese football history since 1975