Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tran ba truc snippets" » "tran bai truc snippets", "tran bx truc snippets", "tranh ban truc snippets", "tran cau truc snippets", "tran ba trung snippets", "tran dai truc 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 ("tran ba truc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran ba truc snippets"))) OR ("locating bug core snippets")).
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