Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"yang li cac snippets" » "fang li cac snippets", "ying li cac snippets", "hang loi cac snippets", "yang li ca snippets", "yang ly cac snippets", "yang loi 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: (((("yang li cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("yang li cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( yang li cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("yang li cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.