TA Engineering (General). Civil engineering (General) 2,492 TA1-2040 Engineering (General). Civil engineering (General) 54 T Technology (General) 29 TH Building construction 29 TC Hydraulic engineering. Ocean engineering 26 TD Environmental technology. Sanitary engineering 25 HD28 Management. Industrial Management 23 TE Highway engineering. Roads and pavements 20 Q Science (General) 18 TA Engineering. Civil engineering 13 GE Environmental Sciences 11 TP Chemical technology 11 QA76 Computer software 9 TK Electrical engineering. Electronics Nuclear engineering 8 BP Islam. Bahaism. Theosophy, etc 7 HD Industries. Land use. Labor 7 HE Transportation and Communications 7 TJ Mechanical engineering and machinery 6 QH301 Biology 5 GC Oceanography 4 L Education (General) 4 HD61 Risk Management 3 Māori 3 QA Mathematics 3 QA75 Electronic computers. Computer science 3 BV1460 Religious Education 2 Concrete 2 G Geography (General) 2 H Social Sciences (General) 2 LB2300 Higher Education 2