Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tiep dan cac snippets" » "tiep dan code snippets", "tiep danh cac snippets", "tiep can cac snippets", "tiep dam cac snippets", "tiep dan cach snippets", "tiep dang cac snippets", "tiep dan ca 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: (((("tiep dan cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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