Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc sang cua snippets" » "luc sang code snippets", "lam sang cua snippets", "luc canh cua snippets", "duy sang cua snippets", "luc mang cua snippets", "luc song cua snippets", "luc hang cua 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: (((("luc sang cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc sang cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luc sang cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc sang cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.