Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"su khang tom snippets" » "su phang tom snippets", "su hang ton snippets", "su khang voi snippets", "vu khang tom snippets", "huu khang tom snippets", "cuu khang tom 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: (((("su khang tom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("su khang tom snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( su khang tom snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("su khang tom snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.