Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi chung co snippets" » "phi hung co snippets", "phu chung co snippets", "thi chung co snippets", "phi chung cho snippets", "phi chung cu snippets", "phi chong 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: (((("phi chung 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: (((("phi chung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi chung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi chung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.