Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong huy hoc snippets" » "dong huy code snippets", "duong huu hoc snippets", "dong luc hoc snippets", "dong hoc hoc snippets", "dong huyet hoc snippets", "dong huy thuoc snippets", "dong huy khoa snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("dong huy hoc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong huy hoc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong huy hoc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong huy hoc snippets"))) or ("locating bug core snippets"))*.