The word "didst top head" is not a commonly used phrase. However, it can be deciphered using the phonetic transcription in IPA symbols. "Didst" is pronounced as /dɪdst/ with the stressed syllable being the first. The word "top" is pronounced as /tɒp/ with the 'o' pronounced as the open-mid back rounded vowel sound. Finally, the word "head" is pronounced as /hɛd/ with the 'e' pronounced as the open-mid front unrounded vowel sound. Together, "didst top head" can be phonetically transcribed as /dɪdst tɒp hɛd/.