Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai tam che snippets" » "lai cam che snippets", "lai nam che snippets", "lai tap che snippets", "lai tai che snippets", "lai tam chieu snippets", "lai tam cham 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: (((("lai tam che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lai tam che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai tam che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai tam che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.