Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vao dinh moi snippets" » "va dinh moi snippets", "van dinh moi snippets", "dao dinh moi snippets", "vao dinh so snippets", "vao dinh tri snippets", "vao dinh thi 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: (((("vao dinh 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: (((("vao dinh moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vao dinh moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vao dinh moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.