Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap ca hoi snippets" » "phap cac hoi snippets", "phap cai hoi snippets", "phap cau hoi snippets", "phap cua hoi snippets", "phap xa hoi 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: (((("phap ca hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap ca hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap ca hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap ca hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.