名词的复数中,把结尾的f或fe改为v再加es的单词只有13个,是哪13个

knife--knives 小刀
wife--wives妻子
thief--thieves小偷
leaf--leaves树叶
half--halves 一半
life--lives生命
scarf--scarves围巾
wolf--wolves 狼
self--selves 木架
yourself--yourselves你自己/你们自己
myself--ourselves我自己/我们自己
himself/herself/itself--themselves他们自己
bookshelf--bookselves 书架
dwarf--dwarves侏儒
handkerchief--handkerchieves手帕