Perhaps you should try some spelling variations:
"_ trade development lander programm." » "_ trade development under programm.", "_ trade development gender programm.", "_ trade development land programm.", "_ software development lander programm.", "_ trade development gender program.", "_ trade development der programm.", "_ trade development gender programs."
"gmeb model development impact projects." » "gmeb local development impact projects.", "gmeb social development impact projects.", "gmeb global development impact projects.", "deb model development impact projects.", "web model development impact projects."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("_ trade development lander programm.") or ("gmeb model development impact projects."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("_ trade development lander programm.") OR ("gmeb model development impact projects.")).
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• Adding a wildcard symbol may retrieve word variants: (("_ trade development lander programm.") or ("gmeb model development impact projects."))*.