Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc cuon van snippets" » "hoc con van snippets", "hoc chuong van snippets", "hoc luong van snippets", "hoc cuoi van snippets", "hoc chon van snippets", "hoc duong van 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 ("hoc cuon van snippets"))) or ("locating bug core snippets"))~.
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