Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luan dat coi snippets" » "luat dat coi snippets", "luan dac coi snippets", "luan day coi snippets", "luan dat boi snippets", "luan dat buoi snippets", "luan dat thoi 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: (((("luan dat coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luan dat coi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luan dat coi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luan dat coi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.