Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lie liang ca snippets" » "lee liang ca snippets", "lieu giang ca snippets", "lie liang ya snippets", "lie liang yao snippets", "lie hang ca 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: (((("lie liang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lie liang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lie liang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lie liang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.