Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cua dong hoi snippets" » "cua dong code snippets", "chua dong hoi snippets", "cua cong hoi snippets", "cua dang hoi snippets", "cua dong hoc snippets", "cua dong hoa snippets", "cua tong hop 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: (((("cua dong hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua dong hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cua dong hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua dong hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.