Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung cho ca snippets" » "chung chou ca snippets", "chung chi ca snippets", "chung co ca snippets", "chung cho cac snippets", "chung cho can snippets", "chung cho cay 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: (((("chung cho 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: (((("chung cho ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung cho ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung cho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.