An user Dutch
says…

Dat
Pronoun
  moeten
Auxiliary
  we
Pronoun
  zorgvuldig
Adjective
  besteden
Verb
.

We need to spend that carefully.
Words and sentences
New
dat

New
moeten

  1. to be necessary, to be required
  2. to have to, must
  3. should, be meant to, be supposed to
  4. to have to go, to need to go, must go
  5. (informal) to need to go to the toilet

New
New
zorgvuldig

careful, meticulous

New
besteden

  1. to spend
  2. (obsolete) to match for a job

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