difficult

(a)  

to get                              

(a)  

to find                             

(a)  

a device                         

(a)  

to do one’s best           

(a)  

primary education 

(a)  

secondary education 

(a)  

higher education

(a)  

free of charge

(a)  

is guarantied by the constitution

(a)  

aim

(a)  

a workshop

(a)  

technical school/college

(a)  

to use - ...

(a)