Perhaps you should try some spelling variations:
quan guan » gan guan, quan guo
tan chia » tuan china, than china, can china
3.2 long » 3.2 land
tuan hua » tan hua, tuan vu, yuan hui
yan guan » gan guan, yan yuan, yang guang
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 chia) or (tuan hua)) ((yi yang) or (h yang)) 3.2 long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((quan guan) OR (yan guan)) ((tan chia) 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 chia) or (tuan hua)) ((yi yang) or (h yang)) 3.2 long du ;*.