Perhaps you should try some spelling variations:
quantization algorithm » estimation algorithm
passive quantization » adaptive quantization
modified passive » modified adaptive
mppt algorithm » mom algorithm, qspr algorithm
code control » mode control, case control, order control
control mppt » control mpc

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( modified passive quantization algorithm ) or ( code control mppt algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( modified passive quantization algorithm ) OR ( code control mppt algorithm )).
• Adding a wildcard symbol may retrieve word variants: (( modified passive quantization algorithm ) or ( code control mppt algorithm ))*.