(you can use Graphic editor; a term in CSDB Linear is normalized upon search)
?DRibf(structure ID 37597) has 310 matches in CSDB
?LRha?(structure ID 38469) has 5803 matches in CSDB
?LRhap(structure ID 38043) has 5803 matches in CSDB
aLRhap(structure ID 1525) has 5780 matches in CSDB
aLRhap(1-2)?LRhap(structure ID 37288) has 913 matches in CSDB