Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan hoa ho snippets" » "van hoa ho snippets", "lai hoa ho snippets", "lac hoa ho snippets", "lan hoa hoc snippets", "lan hoa cho snippets", "lan hoa hoi 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 hoa ho 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 hoa ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan hoa ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan hoa ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.