Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham tinh xo snippets" » "chau tinh xo snippets", "cham binh xo snippets", "ha tinh xo snippets", "cham tinh co snippets", "cham tinh do snippets", "cham tinh mo 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: (((("cham tinh xo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cham tinh xo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham tinh xo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham tinh xo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.