Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong tai toc snippets" » "dong tai code snippets", "dung tai toc snippets", "luong tai toc snippets", "cong tac toc snippets", "dong tai hoc snippets", "dong thi toc snippets", "dong tai tong snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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 tai toc 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 tai toc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong tai toc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong tai toc snippets"))) or ("locating bug core snippets"))*.