Perhaps you should try some spelling variations:
quan guan » gan guan, quan guo
3.2 long » 3.2 land
tuan hua » tuan vu, yuan hui
yan guan » gan guan, yan yuan, yang guang
tan hua » wang hua, tan chia, tan puay
yi yang » yin yang, yi gang, yu yang
long du » long d, long do, long run
h yang » _ yang, hui yang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((quan guan) OR (yan guan)) ((tan hua) OR (tuan hua)) ((yi yang) OR (h yang)) 3.2 long du ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((quan guan) OR (yan guan)) ((tan hua) OR (tuan hua)) ((yi yang) OR (h yang)) 3.2 long du ;".
• Adding a wildcard symbol may retrieve word variants: ((quan guan) OR (yan guan)) ((tan hua) OR (tuan hua)) ((yi yang) OR (h yang)) 3.2 long du ;*.