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