Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khao co mon snippets" » "khac co mon snippets", "khao cuu mon snippets", "khao noi mon snippets", "khao co don snippets", "khao co lon snippets", "khao co 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: (((("khao co mon 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 co mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khao co mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao co mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.