Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son hao cach snippets" » "son nhan cach snippets", "son phap cach snippets", "son va cach snippets", "son hai cach snippets", "son ha cach snippets", "hoan hao cach 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: (((("son hao cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son hao cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son hao cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son hao cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.