Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao bang luc snippets" » "cao bang luc snippets", "tao ban luc snippets", "tao mang luc snippets", "tao nang luc snippets", "tao bang luan snippets", "tao dong luc 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 ("tao bang luc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tao bang luc snippets"))) OR ("locating bug core snippets")).
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