Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh quoc bo snippets" » "khanh quoc bo snippets", "han quoc bo snippets", "anh quoc bo snippets", "hanh quoc bao snippets", "hanh nuoc bo snippets", "hanh quoc 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: (((("hanh quoc bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh quoc bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh quoc bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh quoc bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.