fāngshū
фаншу
фан1 шу1
http://www.chinese-russian.com/zd/ci/93546
fāngshù
фан1 шу4
http://www.chinese-russian.com/zd/ci/93654
fángshù
фан2 шу4
http://www.chinese-russian.com/zd/ci/89436