Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van luc cho snippets" » "van luc code snippets", "van loc cho snippets", "van duc cho snippets", "van lu cho snippets", "van luc cao snippets", "van nuoc cho snippets", "van luat cho snippets"
"python using java snippets" » "python using data 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 ("van luc cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van luc cho snippets"))) OR ("locating bug core snippets")).
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