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