Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cao dai hoi snippets" » "cao tai hoi snippets", "can dai hoi snippets", "cac dai hoi snippets", "cao dai hoc snippets", "cao dai hai snippets", "cao dai moi 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: (((("cao dai 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: (((("cao dai hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cao dai hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cao dai hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.