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