Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat moi lon snippets" » "ban moi lon snippets", "bat loi lon snippets", "vat moi lon snippets", "bat moi con snippets", "bat moi loc snippets", "bat roi loan 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: (((("bat moi lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat moi lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat moi lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat moi lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.