Ibintu by'ingenzi: ⊕Kugenda neza kunyerera kuri OR gare ⊕Abatwara amasoko yuzuye "gufata" kuri OR gare ⊕Ubwoko bwinshi kubwoko butandukanye bwa porogaramu
⊕Byoroshye-gukoresha-igishushanyo cya dovetail
⊕Ibice byerekana indangagaciro kumwanya mwiza wo gusubiramo