Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tuong fan mo snippets" » "tuong dan mo snippets", "tuong ban mo snippets", "tuong quan mo snippets", "tuong ran mo snippets", "tuong van 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: (((("tuong fan 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: (((("tuong fan mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuong fan mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong fan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.