Only combination w and i is wei in Chinese while in English, wee,week,weed,weep and wee-wee,whistle,whit,wig,wiggle,whild,will,win,wind,wing,wink,wish,wisp,wit,with... .Wei in Chinese can be added gh becomes weigh in English, we can see how flexible and rich in this advanced language, which will influence Chinese, backward in general, more and more.
Y---half vowel
W---half vowel
yang--young weng-weng? weng+grass head--luxuriant...蓊郁 wěngyu
I don't judge it is worthy or object someone regard is worse. What I got here is there is an invisible tie between these couple, names are part of it.
we may say that Yang's name has great weight in her mind and she might find out welfare or well-being or happiness in this marriage.