Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phung cao co snippets" » "phung van co snippets", "nhung cau co snippets", "phung ho co snippets", "phung cao cho snippets", "phung cac co snippets", "phung cay co 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: (((("phung cao co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phung cao co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phung cao co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phung cao co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.