Main:0923.02.5 "Social work" 0923.02.01.5 "Social worker"
Newer 0732.10.01.4 "Technical operation of gas equipment and underground gas pipelines" 0732.10.04 "Flitter for operation, maintenance and repair of gas equipment"
Older 0411.01.5 "Accounting" 0411.01.01.5 "Accountant"