摘要:The aims of this research are to describe the dominant words which collocate with prepositions at, for, in and on, to describe the types of grammatical collocation in English, to describe the most frequent combinations of grammatical collocation, to describe the meaning of grammatical collocations in English. The source of the data is Oxford collocation dictionary, AgathaChristieâs novel âThe Man in the Brown Suitâ and internet provider. This research uses a qualitative descriptive method. The results show that there are 4 main categories and 6 sub-categories. The categories are; 1) noun + preposition (countable noun + preposition and uncountable noun + preposition), 2) preposition + noun (preposition + abstract noun and preposition + concrete noun), 3) adjective + noun (descriptive adjective + preposition and derivational adjective + preposition) and 4) verb + preposition. The most frequentcombination of English grammatical collocation is preposition + noun (G4) with 67 (33, 5%) of the whole data, meanwhile, 62 (31 %) data is in the pattern of noun + preposition (G1) then, adjective+ preposition (G5) with 51 (25,5%) and the last is verb + preposition (G8) with 20 data (10%) data. All of the collocations in this research have grammatical meaning