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