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