Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh tao cau snippets" » "dinh thao cau snippets", "dinh cao cau snippets", "dinh dao cau snippets", "dinh tao cu snippets", "dinh tao cao snippets", "dinh tao sau 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 tao cau 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 tao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh tao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.