Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cham hoc mo snippets" » "cham soc mo snippets", "chat hoc mo snippets", "cham hoi mo snippets", "cham hoc moi snippets", "cham hoc mot snippets", "cham hoc mon 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 hoc mo 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 hoc mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cham hoc mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham hoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.