Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phap cac luc snippets" » "phap cach luc snippets", "phan cac luc snippets", "pha cac luc snippets", "phap cau luc snippets", "phap coc luc snippets", "phap cac nuoc snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("phap cac luc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap cac luc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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