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