Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chuc cua doc snippets" » "chuc cua code snippets", "thuc cua doc snippets", "phuc cua doc snippets", "chu cua doc snippets", "chuc cua duoc snippets", "chuc cua duc snippets", "chuc cua hoc 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: (((("chuc cua doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc cua doc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chuc cua doc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc cua doc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.