Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gen dung doi snippets" » "yen dung doi snippets", "tien dung doi snippets", "benh dung doi snippets", "gen huong doi snippets", "gen dung tai snippets", "gen dung 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: (((("gen dung doi 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 doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gen dung doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gen dung doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.