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