Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hon vai cac snippets" » "hon ai cac snippets", "hon gai cac snippets", "hon va cac snippets", "hon tai cac snippets", "hon voi cac 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: (((("hon vai cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hon vai cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hon vai cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hon vai cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.