Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan ho cuu snippets" » "lan cho cuu snippets", "lan kho cuu snippets", "can ho cuu snippets", "lan ho chu snippets", "lan ho cua snippets", "lan so cuu 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: (((("lan ho cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan ho cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan ho cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan ho cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.