Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gen dung co snippets" » "yen dung co snippets", "tien dung co snippets", "benh dung co snippets", "gen dung cho snippets", "gen dung cong snippets", "gen dung cua 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: (((("gen dung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gen dung co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gen dung co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gen dung co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.