Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thong cac oi snippets" » "thong cac code snippets", "trong cac oi snippets", "phong cach oi snippets", "thong cua oi snippets", "thong cac toi snippets", "thong cac moi snippets", "thong cac doi 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: (((("thong cac oi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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