Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nao hoc cong snippets" » "nao hoc code snippets", "nao hoc co snippets", "nao cac cong snippets", "nao hoc dung snippets", "cao hoc cong snippets", "bao hoc cong snippets", "nang hoc cong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("nao hoc cong snippets"))) or ("locating bug core snippets"))~.
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