Perhaps you should try some spelling variations:
ration » ratios (Expand Search), curation (Expand Search), aeration (Expand Search)
duration » duratios (Expand Search), ducuration (Expand Search), duaeration (Expand Search)
rational » ratiosal (Expand Search), curational (Expand Search), aerational (Expand Search), national (Expand Search)
durationalal » duratiosalal (Expand Search), ducurationalal (Expand Search), duaerationalal (Expand Search), dunationalal (Expand Search), adjurationalal (Expand Search), educationalal (Expand Search), durationsal (Expand Search)
durational » duratiosal (Expand Search), ducurational (Expand Search), duaerational (Expand Search), dunational (Expand Search), adjurational (Expand Search), educational (Expand Search), durations (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: bca (ration OR (duration OR (rational OR (durationalal OR durational)))) : crc press llc,~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bca (ration OR (duration OR (rational OR (durationalal OR durational)))) : crc press llc,".
• Adding a wildcard symbol may retrieve word variants: bca (ration OR (duration OR (rational OR (durationalal OR durational)))) : crc press llc,*.