Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua minh mot snippets" » "cua sinh mot snippets", "cua tinh mot snippets", "cua kinh mot snippets", "cua dinh moi snippets", "cua minh hoa snippets", "cua minh son 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: (((("cua minh mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua minh mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua minh mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua minh mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.