Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung hai cu snippets" » "dung hai code snippets", "dung tai cu snippets", "dung ha cu snippets", "dung sai cu snippets", "dung hai cua snippets", "dung hai chu snippets", "dung hai cuc 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: (((("dung hai cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hai cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung hai cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hai cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.