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