Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc chua mot snippets" » "luc cua mot snippets", "truc chua mot snippets", "sua chua mot snippets", "luc nhu mot snippets", "luc chua may snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 chua mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc chua mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc chua mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc chua mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.