Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"trao hoc phi snippets" » "thao hoc phi snippets", "trac hoc phi snippets", "trao ho phi snippets", "trao hoc pho snippets", "trao hoc chi snippets", "trao hoc khi snippets"

Try widening your search to All Fields.

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