Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khao mau do snippets" » "khao sat do snippets", "khac hau do snippets", "khac lau do snippets", "khao cau do snippets", "khao dau do snippets", "khao mau co 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: (((("khao mau do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khao mau do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao mau do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao mau do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.